Author of Spring in Action
Craig Walls has been professionally developing software for over 17 years (and longer than that for the pure geekiness of it). He is a senior engineer with SpringSource as the Spring Social project lead and is the author of Spring in Action and XDoclet in Action (both published by Manning) and Modular Java (published by Pragmatic Bookshelf). He's a zealous promoter of the Spring Framework, speaking frequently at local user groups and conferences and writing about Spring and OSGi on his blog. When he's not slinging code, Craig spends as much time as he can with his wife, two daughters, 4 birds and 3 dogs.

SOA and Integration Architect, Author of Java Message Service
Mark Richards is a Director and Senior Architect at Collaborative Consulting, LLC, a Boston-based Business and Architecture Consulting Firm, where he is involved in the architecture, design, and implementation of SOA, EDA, messaging, and other architectures, primarily in the Java platform. Prior to joining Collaborative Mark was an Executive IT Architect with IBM, where he worked as an SOA and enterprise architect in the financial services area. He has been involved in the software industry since 1984 and has many battle scars to show for it. Mark served as the President of the Boston Java User Group in 1997 and 1998, and the President of the New England Java Users Group from 1999 thru 2003. Mark is the author of the book Java Message Service (2nd edition) from O'Reilly. He is also the author of Java Transaction Design Strategies, contributing author of the book 97 Things Every Software Architect Should Know from O'Reilly, contributing author of NFJS Anthology Volume 1, and contributing author of NFJS Anthology Volume 2. Mark has many architect and developer certifications, including those from IBM, Sun, The Open Group, and Oracle. He is a regular conference speaker at the No Fluff Just Stuff Symposium Series and speaks at other conferences and user groups around the world. When he is not working Mark can usually be found hiking with his wife and two daughters in the White Mountains or along the Appalachian Trail.

Enterprise Architect
Pratik Patel wrote the first book on 'enterprise Java' in 1996, "Java Database Programming with JDBC." He has also spoken at various conferences and participates in several local tech groups and startup groups. He's the CTO of Atlanta based TripLingo (http://www.triplingo.com/)

Pratik's specialty is in large-scale applications for mission-critical and mobile applications use. He has designed and built applications in the retail, health care, financial services, and telecoms sectors. Pratik holds a master's in Biomedical Engineering from UNC, has worked in places such as New York, London, and Hong Kong, and currently lives in Atlanta, GA.

Development Associate with SitePen
Kris Zyp is a research and development associate with SitePen, a forward-thinking company that is committed to building and enhancing the open web. He represents the Dojo foundation on the EcmaScript 4 committee. Kris is the lead developer of the Persevere project and the JSON Schema format. He is actively researching and developing technologies in Ajax REST client/server architecture, JSON-RPC, JSONPath, JSON Referencing, and JavaScript persistence. He is also a contributor to Comet Daily and is working on RESTful HTTP Comet approaches.

CTO and Co-Founder, Terracotta, Inc.
Ari Zilka founded Terracotta in 2003 and is the company’s Chief Technology Officer. Combining business and technology leadership, Ari was an Entrepreneur-in-Residence at Accel Partners and worked at PriceWaterhouseCoopers with some of the world’s leading brands. He was Chief Architect at Walmart.com where he built and led a team of core engineers. And in the mid 1990s, Ari invented a new object relational database that still exceeds the capabilities and performance of database technology today

SpringSource Software Engineer
David works at SpringSource as a Senior Engineer. He is working on a Flex application for a cloud product and is also on the Spring Web Team.

David has been doing software development for over 15 years. He's been using Java since 1998 and involved in using Open Source almost as long. He's an Apache committer on Struts and Commons Validator, as well as the creator of Commons Validator (although currently no longer active on either). David has focused on Web and Enterprise development for most of his career, and started working with the Spring Framework in 2006.

David runs the website Spring by Example, which is a site for sharing Spring examples. David expects this site will become a general resource for Spring Examples and ultimately save developers time.

Technical Evangelist, Appcelerator, Inc.
Kevin Whinnery is a core contributor and evangelist for Appcelerator, Inc., developers of the Appcelerator RIA framework. Prior to joining Appcelerator, Kevin has done server-side Java programming and UI development for ERP vendor Lawson Software and technical consultancy Perficient, Inc. Kevin is also the author of the upcoming book "Appcelerator In Action" from Manning Publications (http://www.manning.com/whinnery).

Accenture Architect and Spring Batch Developer
Lucas Ward is a Java Architect focused on batch architectures within the Innovation and Architecture practice within Accenture. He has been working over the past two years on Accenture's methodology and architecture best practices, in particular regarding the use of open source. Lucas is co-leading the development of Spring Batch, utilizing experiences from multiple batch architecture implementations throughout Accenture.

Founder and Managing Director, Hello2morrow
Alexander von Zitzewitz is founder, managing director of the company and CEO of the US subsidiary. He has more than 20 years of project and management experience. In 1993 he founded ootec - a company focused on project services around object oriented software technology. This company was sold to the French Valtech group in March 2000 and served customers like Siemens, BMW, Thyssen-Krupp-Stahl and other well known names in German industry. From 2003 to early 2005 he was working as Director of Central Europe for the French company Xcalia S.A. Since the summer of 2008 he is living in Massachusetts. His areas of expertise are object oriented system design and large scale system architecture. Alexander has a degree in Computer Science from the Technical University of Munich.

Originator of Spring Web Flow Project
Erwin Vervaet is a software engineer with a keen interest in applying modern IT concepts and tools. He holds a master's degree in computer science from the Katholieke Universiteit Leuven in Belgium.

Erwin has been using Java since its inception and has extensive experience applying it in IT research, e-commerce projects, open source initiatives, industrial software systems and business support applications. He currently works as an independent consultant, running his own software and consultancy company: www.ervacon.com.

Erwin also enjoys teaching and speaking on Java and Spring related subjects. As the originator the Spring Web Flow project, he currently co-leads it's development together with Keith Donald. He also authored the first book entirely dedicated to Spring Web Flow: Working with Spring Web Flow.

Senior software engineer at SpringSource and Project Lead for Spring Python
Greg has worked in the software industry since 1997, always seeking the right tool for the job. Greg joined SpringSource in 2010 as a senior software engineer. He previously was part of the senior software team working on Harris' $3.5 billion FAA telco program, architecting mission critical enterprise apps while managing a software team. While providing after hours support, he is no stranger to midnight failures and software triage.

Being a test-bitten script junky, Greg has used JUnit, TestNG, JMock, FEST, PyUnit, and pMock testing frameworks, along with other agile practices to produce top quality code.

He has worked with Java/Spring/Spring Security/@AspectJ/Jython technologies, UNIX/Linux/Solaris platforms, and python/jython/bash/csh/expect scripting. Being a wiki evangelist, he also deployed a LAMP-based wiki web site to provide finger tip knowledge to users.

In 2006, Greg created the Spring Python project. The Spring Framework provided many useful features, and he wanted those same features available when working with Python. He also wrote Spring Python 1.1 through Packt Publishing.

Greg completed a master's degree in Computer Engineering at Auburn University in 1997, and lives in Melbourne, FL with his family.

Lead of Spring Batch, SpringSource Principal Consultant
Dr David Syer is the technical lead on Spring Batch, the batch processing framework and toolkit from SpringSource. He is an experienced, delivery-focused architect and development manager. He has designed and built successful enterprise software solutions using Spring, and implemented them in major financial institutions worldwide. David is known for his clear and informative training style and has deep knowledge and experience with all aspects of real-life usage of the Spring framework. He enjoys creating business value from the application of simple principles to enterprise architecture. David joined SpringSource from a leading risk management software vendor where he worked closely with SpringSource on a number of projects. Recent publications have appeared in Balance Sheet, Operational Risk and Derivatives Technology.

Staff Engineer at SpringSource, VMware
I began my career as a C/C++ programmer working on VINES, a distributed directory services product at Banyan Systems. Over the years I've worked on various Java Web applications including a set of multi-tenant e-commerce web applications, an investment accounting system, a trading and risk management system, and others.

I've been using Spring and many of the Spring projects since 2006. I've helped many to learn or to use Spring more effectively through teaching and consulting. Presently I am a comitter on the Spring MVC and the Spring Web Flow projects. My current home is New York city.

Consulting Solutions Architect
Randy Stafford is a practicing software professional with 20 years experience as a developer, analyst, architect, manager, consultant, and author/presenter.

Currently for Oracle's middleware development A-Team, he engages globally for proof-of-concept projects, architecture reviews, and production crises with diverse customer organizations, specializing in grid, SOA, performance, HA, and JEE/ORM work.

Co-Author of ActiveMQ In Action
Bruce Snyder is a veteran of enterprise software development and a recognized leader in open source software. With over a decade of experience, Bruce has worked with a wide range of technologies including Java EE, Enterprise Messaging and Service Oriented Integration. In addition to his role as a senior software engineer at SpringSource, Bruce is also an Apache Member, a co-founder of Apache Geronimo and a developer for Apache ActiveMQ, Apache Camel and Apache ServiceMix. He is the co-author of Professional Apache Geronimo, Beginning Spring Framework 2 both from Wrox Press and is currently co-authoring ActiveMQ In Action for Manning Publications. Bruce also serves as a member of various JCP expert groups and is a recognized international speaker at industry conferences. Bruce lives in beautiful Boulder, Colorado with his family.

Architect Manager, Aetna
Mark Schwartz is an Architect Manager with eight years experience with enterprise focused development as a software engineer and manager.

Mark has worked for multiple Fortune 100 companies using his expertise in application development to introduce and implement new technologies including Java, WebSphere, WebLogic, and the Spring Framework.

Mark's current responsibilities include development, release management, and production support of enterprise class reusable Java, .NET, COBOL, and security frameworks and assets.

Mark's current mission focuses on optimizing the enterprise application development process by leveraging reusable open source products and delivering software automation solutions.

Original Spring Developer & Director of R&D, SpringSource
Colin is Director of R&D at SpringSource (now a division of VMware), which he co-founded in 2004. He is one of the original core committers on the Spring Framework, a published author, and public speaker. Since starting SpringSource he has served in a number of roles throughout various parts of the organization, including Engineering, Service Delivery, Support, and Sales. Colin is at his best when combining both technical as well as business and customer facing aspects.

Colin has had a long and varied career spanning 23 years in both the enterprise and shrinkwrap software space, including previous experience developing for and building out a retail software company.

Immediately prior to SpringSource, Colin spent 5 years as architect/chief architect at a leading software incubator and VC firm. Colin's role was split between one part hands on architecture, design, and coding, another part mentoring and teaching best practices at the code and process level, and a final part performing technical due diligence and consulting for the VC arm.

Throughout his career, Colin's experience, wide ranging interests and general knowledge in the technology space have led him to be a resource that others have been able to draw on for advice. In general, Colin's background has left him with a deep knowledge of all it takes to successfully release good software, at the code, process, and business level.

Vice President, Principal Analyst Forrester Research
As an analyst, John primarily contributes to Forrester's offerings for the Application & Program Management professional. He is a leading expert on the market for application platforms and infrastructure software for building and running applications. Included in his coverage are the Java/J2EE application servers from BEA, IBM, JBoss, Oracle, SAP, and Sun Microsystems and the equivalent portions of Microsoft's .NET platform. John also covers the business rules platforms market.

Founder and CTO of Skyway Software
Jared Rodriguez created the first internet marketplace software in 1996 when he was co-founder and CTO at TRADEX, a leading provider of e-marketplace software technology. After Ariba acquired TRADEX in the late 1990s, Rodriguez served as CTO at Ariba and a Principal of Armada Venture Capital Group. Rodriguez is an author of the Universal Description, Discovery and Integration (UDDI) specification and is listed as 'one to watch' among InfoWorld's 2002 list of technology innovators. Rodriguez co-founded Skyway Software in November 2001.

Head of Grails Development for SpringSource
As Head of Grails Development for SpringSource, Graeme Rocher is the project lead and co-founder of the Grails web application framework. He's a member of the JSR-241 Expert Group which standardizes the Groovy language. Graeme authored the Definitive Guide to Grails for Apress and is a frequent speaker at JavaOne, JavaPolis, NoFluffJustStuff, JAOO, the Sun TechDays and more. Graeme joined SpringSource in late 2008 upon the acquisition of G2One Inc. Before founding G2One, Graeme was the CTO of SkillsMatter, a skills transfer company specializing in open source technology and agile software development, where Graeme was in charge of the company's courseware development strategy and general technical direction.

co-author of "Professional Java Development with the Spring Framework"
Thomas has been a developer on the Spring Framework project since early 2003, contributing to enhancements of the JDBC framework portion.

Thomas currently works as a consultant for SpringSource specializing in Java EE and database projects. He has been involved with developing database applications, both as a DBA and as an application developer for over 20 years, using a wide variety of languages and databases.

Thomas is co-author of "Professional Java Development with the Spring Framework" together with Rod Johnson, Juergen Hoeller, Alef Arendsen, and Colin Sampaleanu, published by Wrox in 2005.

Distinguished Software Engineer at LinkedIn
Yan Pujante is a Distinguished Software Engineer at LinkedIn. As a member of the founding team of LinkedIn, Yan has been involved in a lot of various areas of the product: architecture, ui framework, wiring framework, security, replication, scalability, and many more... Yan is currently working with the platform team on building the next iteration of the software that will scale both from a product point of view and from a developper point of view.

Yan has 12 years of professional experience with a total of 25 years of passion for computers (dating back to the era of the TI-99/4A).

Founder & Project Lead for Spring Web Services
Arjen Poutsma is a senior enterprise application architect with more than fifteen years' experience in commercial software environments. During this time he has worked with both J2EE and Microsoft .NET.

In 2004, Arjen started to specialise in Web Services and Service Oriented Architectures. During this period he has conducted trainings and has researched SOAs in large organisations.

Arjen is the founder and the project lead for the Spring Web Services. This Spring project aims at facilitating development of document-driven web services. Recently, Arjen worked on the REST support in Spring 3.0. Arjen has also contributed to various other open source projects, including XFire, NEO and others.

Since early 2005, Arjen has been a consultant for SpringSource in The Netherlands. Currently, he is a Software Engineer.

Founder Spring.NET
Dr. Mark Pollack has worked extensively in the financial sector as an architect and developer on various front office trading systems that involved a mixture of Microsoft and Java technologies. Always interested in best practices and improving the software development process, Mark has been a core Spring (Java) developer since 2003 and founded its Microsoft counterpart, Spring.NET, in 2004 which he continues to lead.

Prior to joining SpringSource, he was a founding partner at CodeStreet, LLC, an independent software vendor in the financial services industry. This year Mark has been recognized as a Microsoft Most Valuable Professional (MVP) for his involvement in the technical community.

Oracle Software Enginer and Coherence Specialist
Patrick Peralta is a software engineer for Oracle, specializing in Coherence and middleware Java. Patrick's ten years of software development experience includes implementing Java/J2EE middle tier solutions, web applications, system integrations, and Swing desktop clients. Prior to joining Oracle, Patrick was a senior developer at Symantec, working on J2EE and integration systems. He enjoys mentoring others on technology and participating in user groups and the developer community. Patrick has a BS in computer science from Stetson University in Florida.

Distinguished Engineer, SpringSource
Glyn works in the SpringSource dm Server development team in Southampton, England where he helped to define the architecture of the dm Server and developed several core components.

He is an active member of the Core Platform Expert Group of the OSGi Alliance developing a future release of the OSGi platform.

He was the spec. lead of JSR 291 which brought OSGi into the Java Community Process. He was also an active member of the JSR 277 and JSR 294 Expert Groups which aim to add module constructs to Java.

His 27 year career has been spent mostly in transactional middleware and Java virtual machine development and in applying mathematical models to software development.

SpringSource Senior Consultant
Jim is a Senior Consultant for SpringSource, and has spent over a decade delivering solutions at all layers of the software stack. His experience ranges from designing back-end enterprise systems for multi-national corporations, to basic infrastructure and rich desktop applications.

He enjoys working with a wide range of technologies and languages, and speaks at user groups and conferences about the easiest ways to get development tasks done, whether that be specific technologies or methodologies.

Russ Miles is a senior consultant and project lead at SpringSource
A self-confessed polyglot programmer, Russ Miles is a senior consultant for SpringSource in the UK where he works with various companies to help them take full advantage of the Spring Framework. To ensure that he has as little spare time as possible, Russ contributes to various open source projects and has authored a number of books.

Russ is a keen contributor to open source projects and an author for O'Reilly Media. He has authored and co-authored 3 books; "AspectJ Cookbook", "Learning UML 2.0" and "Head First Software Development"

Prior to joining SpringSource, Russ gained experience of enterprise development throughout all tiers of application architecture including high performance and usability presentation tier services for the Search and Mobile Portal industries right through to maximum availability application and data services for the Defence industry.

Russ holds an MSc. Software Engineering from Oxford University.

Principal Engineer in the Office of the CTO, VMWare
Richard McDougall is a Principal Engineer in the Office of the CTO at VMware, where he focuses on scalability, observability and performance of virtualization systems. One of his particular projects is characterizing the performance of Oracle Database on VMware Infrastructure.

Richard is the co-author of “Solaris Internals”, “Solaris Performance and Tools” (solarisinternals.com) and the lead author for “Resource Management” (Prentice Hall/Sun Blueprints). He has written numerous articles and papers on measurement, monitoring and capacity planning of Solaris systems, and frequently speaks at industry and customer technical conferences on the topics of system performance and resource management.

Richard and his performance team have published and blogged on several Oracle performance topics on vmware.com including http://www.vmware.com/resources/techresources/1055 and http://blogs.vmware.com/performance/ .

Accenture Solution Architect
Wayne has over 20 years of experience creating, developing, and deploying enterprise architectures systems for some of the largest organizations in finance, telecom, products and government.

Wayne is a senior technology manager within Accenture and a member of the Innovation and Architecture / Custom Solutions Architecture practice. In this capacity, he has been involved in the implementation of many enterprise applications including case management, customer service, web commerce, point of sale, call center, transportation operations and government programs. He is experienced in product development life cycle, bringing a solution from concept to production and operation.

Wayne's career over the past 8 years has had special emphasis on J2EE architectures with WebSphere/WebLogic focused on configuration, deployment, and performance. Wayne has had a history with object databases and has been a strong advocate for ORM solutions including TopLink and Hibernate. He's been a speaker at JBOSS World 2005 and in many internal Accenture architecture workshops.

Most recently, Wayne has been involved with a global architecture team involved with re-defining Java architecture based on open source and Spring's lightweight frameworks. One of the most interesting of those frameworks has been the introduction of a Spring based Java Batch framework based on years of experience with large, high performing batch solutions.

Software Engineer, Pentaho
Mat Lowery is a Software Engineer at Pentaho Corporation. He has been with the company for more than two years and has worked on multiple front-end and back-end development projects across many different Pentaho products.

Mat is a contributor to the Spring Framework, having provided code, defect reports, and test cases to help improve Acegi security and other modules.

In his time at Pentaho Corporation, Mat has developed and contributed to many challenging product engineering initiatives at Pentaho including:

• Implementing row-level security in a centralized metadata layer
• Automating aggregate table design in databases to improve analytical query performance
• Numerous security and security-integration projects, including single sign-on through integration with Central Authentication Service (CAS)

Prior to working at Pentaho, Mat was an Application Software Developer for four years at Wyndham Vacation Ownership where he implemented an extensible web application security infrastructure as well as data layer, business facade, and reusable UI elements for Fairfield Resorts' primary external web site using established enterprise design patterns.

Mat received a Master’s Degree in Computer Science from The University of Central Florida in 2003.

Core Developer of Spring Portlet MVC
John Lewis is the Chief Software Architect for Unicon Inc, the leading independent provider of open source training, consulting, and support in higher education. John is a 16 year veteran of the software engineering industry. His passions are large-scale enterprise architecture, open-source technologies, and agile software development methods. John has been working heavily in Java-based enterprise information portals since 2001 and is the lead developer of Spring Portlet MVC, which provides JSR 168 support in the Spring Framework. He is also active in several higher education open source communities, including uPortal and Sakai.

Lead, Spring GemFire, Hadoop, Redis
Costin Leau is an engineer within the SpringSource. His interests include data access and aspect oriented programming. With significant development experience, Costin has worked on various Spring Framework features (cache abstraction, JPA, java config), led the Spring Dynamic Modules (Spring OSGi probject) and the Spring-inspired, OSGi 4.2 Blueprint Service RI. Currently Costin is working in the NOSQL and Big Data area, leading the Spring integration with GemFire, Hadoop and Redis.

Author of AspectJ in Action, Principal at SpringSource
Ramnivas Laddad is a SpringSource Principal Enginner. He has over a decade of experience in applying his enterprise Java and aspect-oriented programming (AOP) expertise to middleware, design automation, networking, web application, user interface, and security projects.

Ramnivas Laddad is a well-known expert in enterprise Java, especially in the area of AOP and Spring. He is the author of AspectJ in Action, the best-selling book on AOP and AspectJ that has been lauded by industry experts for its presentation of practical and innovative AOP applications to solve real-world problems. Ramnivas, a Spring framework committer, is also an active presenter at leading industry events such as JavaOne, JavaPolis, No Fluff Just Stuff, SpringOne, Software Development, and has been an active member of both the AspectJ and Spring communities from their beginnings.

Lead of Java Application Infrastructure at Morgan Stanley
Mark Kralj-Taylor leads the global Java Toolkits Application Infrastructure group at Morgan Stanley. The group provides Java infrastructure centrally, including open-source libraries, to improve the productivity of Java developers throughout the firm. Mark focuses on technical direction for the group, and how Java is used across the firm, evolving a blend of open-source and in-house libraries, to take best advantage of the ever changing Java landscape, and integrate with the firm's technology environment. Before this Mark worked in application groups, using Java to deliver solutions to the business.

Prior to joining Morgan Stanley in 2000, Mark used his Physics background to develop numerical simulations in C++.

Software Developer & Mentor
Kirk is an industry analyst at Burton Group. For 15 years, he has worked in the trenches on real software projects. He takes a keen interest in design, architecture, application development platforms, agile development, and the IT industry in general, especially as it relates to software development.

In 2002, Kirk wrote the book Java Design: Objects, UML, and Process, published by Addison-Wesley. He has also written numerous whitepapers and articles, including The Agile Developer column for The Agile Journal. Kirk is the founder of Extensible Java, a growing resource of component design pattern heuristics for Java that can easily be applied to most other platforms, including .Net. Kirk has trained thousands of software professionals, teaching courses on UML, Java J2EE technology, object-oriented development, component based development, software architecture, and software process. He enjoys hacking in a variety of languages, including Java, .Net, Ruby, and PHP.

CEO of Tasktop, Creator of the Eclipse Mylyn Project
Dr. Mik Kersten is the CEO of Tasktop Technologies, creator of the Eclipse Mylyn open source project and inventor of the task-focused interface. As a research scientist at Xerox PARC, Mik implemented the first aspect-oriented programming tools for AspectJ. He created Mylyn and the task-focused interface during his PhD in Computer Science at the University of British Columbia. Mik has been an Eclipse committer since 2002, is an elected member of the Eclipse Board of Directors and serves on the Eclipse Architecture Council. Mik's thought leadership on task-focused collaboration makes him a popular speaker at software conferences, and he was voted a JavaOne Rock Star speaker in 2008 and 2009. He enjoys building tools that offload our brains and make it easier to get creative work done. Follow @mik_kersten on Twitter.

Founder and VP of Product Delivery, Skyway Software
Jack Kennedy leads all phases of software development at Skyway Software. Before co-founding Skyway Software in November 2001, Kennedy was a consulting architect for MarketMile, a leading e-procurement service provider. Kennedy served as Chief Architect of the Marketplace product for Ariba, following Ariba's acquisition of TRADEX. Kennedy earned a B.A. degree in Management of Information Systems from the University of South Florida.

Creator of Spring & Best Selling Author of J2EE without EJB
Rod Johnson is the father of Spring, which grew out of his influential book, “Expert One-on-One J2EE Design and Development,” which initiated the “lightweight” transformation of enterprise Java. Rod co-founded SpringSource, where he served as CEO until its 2009 acquisition by VMware, where he is now a Senior Vice President.

Rod is an authority on enterprise Java architecture, a thought leader on open source development and business models, and a popular speaker at conferences around the world.

Rod has over 15 years technology, management and business experience. He holds a BA with Honors in Computer Science, Mathematics and Musicology as well as a PhD from the University of Sydney.

Chief Open Source Officer & Principal Software Engineer
Jim Jagielski is Chief Open Source Officer, Principal Software Engineer and Lead for tc Server at SpringSource. As Chief Open Source Officer, Jim brings his decade plus of experience in working with open source communities to ensure that SpringSource is successfully contributing, leveraging and remains committed to the communities that matter most to our customers.

Jim is best known for his deep, long-term involvement in open source and with the Apache Software Foundation (ASF). Within the ASF, which he co-founded, Jim is an active, key developer in numerous projects, including Apache Tomcat, Apache APR, and Apache HTTPd, in which he is the longest active committer within that project. He also serves on the board of directors of the ASF, a position he has held since its inception, and currently serves as Chairman.

Jim's team at SpringSource is focused on the Apache-based portfolio of products, used in association with the Spring Framework as well as independently. He and his team maintain continued deep development of these codebases, provide consulting and training around them, and serve as escalated technical support. As Chief Open Source Officer, Jim provides guidance and expertise over non-Spring related open source technologies, including Apache software, to compliment current offerings. He has a special affinity for scripting languages in addition to Java and C, and has the unique capability of handling technical problems from high-level architectural to low-level development point of view, and all aspects in between.

Over his career, Jim has served as CTO for Zend Technologies and Covalent Technologies. He founded jaguNET Access Services, a web solutions company and he also was a manager and engineer at NASA's Goddard Space Flight Center. He has spoken and presented at numerous conferences and seminars, and is a sought after resource by reporters and analysts regarding Apache and open source in general. He is also a noted author, having written numerous articles, including a monthly section in several magazines. Previously, he was also editor of the Apache section on Slashdot.

Co-founder of the Spring Framework Project
Juergen has been the most active Spring developer since the open source project began from Rod's Interface21 framework back in February 2003. Juergen and Rod together continue to provide the direction for Spring.

Juergen has earned great respect in the Spring and J2EE communities for his energy, the quality of his code, his incredible attention to detail, and his huge contribution in Spring forums and mailing lists.

Juergen is an experienced consultant, with outstanding expertise in web applications, transaction management, O/R mapping technologies, and lightweight remoting. He has specialized in J2EE since early 2000, having held technology leader positions in various projects ranging from enterprise application integration to web-based data visualization.

Project Lead of the Dojo Toolkit and Support Lead for SitePen, Inc
Peter Higgins (aka dante) is a software engineer at SitePen, a prominent
web development and consulting company based in Silicon Valley. Peter
heads up SitePen's Dojo Support, a great option for companies needing
technical advice, code fixes and answers from the experts. As the newly
appointed Dojo Project Lead, Peter spends countless hours improving the
Dojo Toolkit, writing great demos and tutorials, and helping new Dojo
users become proficient with the toolkit, all key ingredients to
building a thriving Dojo Community.

Senior Software Engineer at SpringSource
Jennifer Hickey is a senior software engineer for SpringSource, the company behind Spring. She holds a master's degree in software engineering from the Florida Institute of Technology. Jennifer specializes in enterprise application management, with a focus on application modeling methodologies and techniques for rapid development and deployment of management agents. Her interests include aspect oriented programming, asynchronous messaging, JMX, and OSGi.

Jennifer is also very interested in improving organizational productivity through testing. In a previous position, she won an excellence award for introducing automated unit, integration, and regression testing into the development process.

Prior to joining SpringSource, Jennifer was a principal architect of a large-scale network management system.

Core Spring developer and author of the best seller Pro Spring
Rob Harrop is a respected speaker, author, entrepreneur and technologist.

As Lead Engineer of SpringSource dm Server, Rob is driving SpringSource's enterprise middleware product line and ensuring that the company continues to deliver high-performance, highly scalable
enterprise soutions. With a thorough knowledge of both Java and .NET, Rob has successfully deployed projects across both platforms. He has
extensive experience across a variety of sectors, in particular banking,retail and government. Prior to joining SpringSource, he co-founded UK-based software company Cake Solutions Limited and worked as Lead Developer for a successful dotcom start-up.

Rob is the author of five books, including Pro Spring, a widely acclaimed, comprehensive resource on the Spring Framework.

Rob is a member of the JCP and is involved in the JSR-255 Expert Group for JMX 2.0. Rob is an experienced, highly-sought after, technical speaker who can communicate complex topics in a way that any developer can understand. Over the past 3-4 years, Rob has also presented at JavaOne, QCon, AOSD, The Spring Experience, SpringONE, OSCon, and OreDev on a variety of topics to rave reviews.

Senior Software Engineer, SpringSource.
Filip is a Senior Software Engineer for SpringSource and a key participant in the company's Apache Tomcat initiatives. Filip brings 15 years of extensive experience in architecture, design and development of distributed application frameworks and containers and is recognized for his top-quality system development skills and continuous participation of Open Source development projects.

Filip is an Apache Software Foundation member and a committer to the Apache Tomcat project where he is a leading authority on Tomcat clustering and a key contributor to the core of the platform.

Filip has made contributions to software initiatives for Walmart.com, Sony Music, France Telecom and has held a variety of senior software engineering positions with technology companies in both the United States and Sweden.

He received his education at Chalmers University of Technology in Gothenburg, Sweden where he majored in Computer Science and Computer Engineering.

Senior Software Engineer, SpringSource
Jeremy Grelle is an open source software engineer with SpringSource, a division of VMware, who specializes in bringing the cutting-edge techniques of web application development to the Java and Spring ecosystems. He is the creator of the Spring JavaScript, Spring Faces, and Spring BlazeDS Integration projects, and he represents SpringSource on the JSR-314 Expert Group for JSF 2.0. He is a software artisan with extensive experience in combining server-side Java with the latest web browser technologies to deliver a rich and usable experience for the end user on the web.

Jeremy is a frequent speaker at industry conferences such as JavaOne, The Spring Experience, SpringOne, JSFOne, TheServerSide Java Symposium, and Java and Flex user group events, and always enjoys getting out and showing his fellow developers how to bend web browsers to their will and the possibilities of what can be created with Spring and its wealth of complimentary web technologies.

Director of Developer Relations, SpringSource
Adam is the Director of Developer Relations at SpringSource and has extensive experience in enterprise Java community management. Prior to joining SpringSource, Adam ran BEA's dev2dev community and was a product evangelist, technology educator and public speaker for BEA's WebLogic products.

Spring Integration Lead
Mark Fisher is an engineer within the SpringSource division of VMware and lead of the Spring Integration project. He is also a committer on the core Spring Framework and the Spring BlazeDS Integration project. Mark has provided consulting services for clients across numerous industries, and he has trained hundreds of developers how to use the Spring Framework and related projects effectively. Mark speaks regularly at conferences and user groups in America and Europe.

VP, Enablement and Support, Skyway Software
Mr. Evans leads Skyway Software’s global teams of enablement and support professionals and is responsible for ensuring customers and partners gain maximum value from using Skyway Visual Perspectives. Prior to joining Skyway Software, he spent 10 years at Accenture as one of their top technical architects and worked with a large variety of technical and application architectures to lead implementation teams during the full software delivery lifecycle at numerous client engagements. Evans earned a BS in Computer Science from the University of South Florida.

VP, Applications and Platforms, MTV Networks Global Digital Media
Justin Edelson is the Vice President of Applications and Platforms for MTV Networks Global Digital Media. He is the co-author of two books on software development: Java & XML, 3rd Edition (2006) and JRuby Cookbook (2008). Over the last decade, he has contributed to high-profile web and mobile applications for brands such as MTV, VH1, Comedy Central, Showtime, The Movie Channel, Spike TV, Nickelodeon, and MSN.

Lead, SpringSource Tool Suite and Spring IDE
Christian is a Principal Software Engineer for SpringSource and is the leader of the Tools Team responsible for SpringSource development tools including SpringSource Tool Suite. Since 2004 Christian has led the well known Spring IDE open source project that provides development tools for the Spring Portfolio based on Eclipse.

Christian has been developing Java enterprise applications since 1997. During this time, Christian designed complex software architectures with a focus on multi-tiered, web-based, client-server applications using enterprise Java technologies and the Spring Framework. Prior to joining SpringSource, Christian worked as consultant and project manager for one of the leading global technology consulting firms in the financial sector in central Europe.

Christian has presented on a variety of enterprise Java topics at conferences such as JAX, W-JAX, SpringOne and The Spring Experience.

SpringSource Principal & Founding Partner
Keith Donald is a principal and founding partner at SpringSource, the company behind Spring and a division of VMware. At SpringSource, Keith is a full-time member of the Spring development team focusing on web application development productivity. He is also the architect behind SpringSource's state-of-the-art training curriculum, which has provided practical Spring training to over 10,000 students worldwide.

Over his career, Keith, an experienced enterprise software developer and mentor, has built business applications for customers spanning a diverse set of industries including banking, network management, information assurance, education, retail, and healthcare. He is particularly skilled at translating business requirements into technical solutions.

CTO of SpringSource
Adrian Colyer is the CTO of SpringSource and has more than a dozen years of experience leading teams in Java and enterprise middleware.

Adrian Colyer is the leader of the AspectJ open source project and a well-known industry expert on the topic of aspect-oriented programming (AOP). He is a co-author of the book "Eclipse AspectJ : Aspect-Oriented Programming in Eclipse with AspectJ and AJDT," and has also published numerous book chapters, articles and published papers. His short essay, "AOP without the buzzwords" has been described as "the best explanation of AOP, ever."

In 2004, Adrian was recognized as one of the top 100 young innovators in the world by MIT Technology Review for his contributions to the development and adoption of aspect-oriented programming in industry.

Adrian founded the AspectJ Development Tools project (AJDT) on Eclipse.org in 2003, a project that continues to lead the world in providing IDE support for AOP. As leader of the AspectJ project, Adrian has overseen several releases of the compiler and designed and implemented many of the AspectJ 5 language extensions to support Java 5 features.
Prior to joining SpringSource, Adrian gained over a decade of experience in building enterprise middleware at IBM. Whilst there he oversaw the introduction of aspect-oriented programming to many IBM development teams.

Adrian holds a BSc, Computer Science from University of Southampton.

Spring Framework Committer
Chris is an engineer for SpringSource and a member of the core Spring Framework development team. Chris joined SpringSource (then Interface21) in 2007, focused on training, consulting and leading the development effort to bring code-based configuration to the core Spring container. In 2010, Chris transitioned to full-time engineering, and continues to focus on Spring Framework development. You can find him online as @cbeams at both GitHub and Twitter.

Software Engineer
Scott is a member of the web products team at SpringSource, where he focuses on creating and sustaining rich web applications and frameworks. Scott is the creator of the SpringSource Enterprise Bundle Repository, a production web application built on Spring 2.5, Spring MVC, and Spring JavaScript. He is also an expert in UI design, style, accessibility, and particularly skilled in interacting with customers to map business requirements to innovative software solutions. Over the course of his career, Scott has lead the successful development of mission-critical web applications in the areas of academia and technology infrastructure.

Creator of Spring Security, Spring Roo & SpringSource Principal S/W Engineer
Dr Ben Alex is a Principal Software Engineer with SpringSource, and has been working professionally in software since 1995. Ben founded the Spring Security project in 2003 and led its development into a popular, open-source security framework that is used in numerous government, banking and military installations. More recently Ben founded and serves as lead of the Spring Roo and Spring Shell projects, both of which deliver significant productivity and usability benefits to those using Spring technologies.

Ben's career history also includes other roles in software development and business. From 2005 until 2008, he led the establishment and exponential growth of SpringSource's operations in Asia-Pacific. Prior to SpringSource, Ben founded and grew a successful Australian software company, Acegi Technology Pty Limited. He has been a director and advisor to businesses in diverse industries including business services, intellectual property licensing and ecommerce.

In recent years, Ben has presented at technology conferences including JavaOne, The Server Side Java Symposium, JAOO, Oredev, SpringOne and The Spring Experience. He is a regular guest presenter at user groups across the world, with recent appearances in Sydney, Melbourne, Brisbane, Canberra, Perth, Singapore, Wellington, Auckland, Christchurch and Stockholm. He also authored the security chapter of the Wiley book, "Professional J2EE Development with Spring Framework," and maintains a blog at http://blog.springsource.com/main/author/bena/.

Author of Spring in Action
Craig Walls has been professionally developing software for over 17 years (and longer than that for the pure geekiness of it). He is a senior engineer with SpringSource as the Spring Social project lead and is the author of Spring in Action and XDoclet in Action (both published by Manning) and Modular Java (published by Pragmatic Bookshelf). He's a zealous promoter of the Spring Framework, speaking frequently at local user groups and conferences and writing about Spring and OSGi on his blog. When he's not slinging code, Craig spends as much time as he can with his wife, two daughters, 4 birds and 3 dogs.

SOA and Integration Architect, Author of Java Message Service
Mark Richards is a Director and Senior Architect at Collaborative Consulting, LLC, a Boston-based Business and Architecture Consulting Firm, where he is involved in the architecture, design, and implementation of SOA, EDA, messaging, and other architectures, primarily in the Java platform. Prior to joining Collaborative Mark was an Executive IT Architect with IBM, where he worked as an SOA and enterprise architect in the financial services area. He has been involved in the software industry since 1984 and has many battle scars to show for it. Mark served as the President of the Boston Java User Group in 1997 and 1998, and the President of the New England Java Users Group from 1999 thru 2003. Mark is the author of the book Java Message Service (2nd edition) from O'Reilly. He is also the author of Java Transaction Design Strategies, contributing author of the book 97 Things Every Software Architect Should Know from O'Reilly, contributing author of NFJS Anthology Volume 1, and contributing author of NFJS Anthology Volume 2. Mark has many architect and developer certifications, including those from IBM, Sun, The Open Group, and Oracle. He is a regular conference speaker at the No Fluff Just Stuff Symposium Series and speaks at other conferences and user groups around the world. When he is not working Mark can usually be found hiking with his wife and two daughters in the White Mountains or along the Appalachian Trail.

Enterprise Architect
Pratik Patel wrote the first book on 'enterprise Java' in 1996, "Java Database Programming with JDBC." He has also spoken at various conferences and participates in several local tech groups and startup groups. He's the CTO of Atlanta based TripLingo (http://www.triplingo.com/)

Pratik's specialty is in large-scale applications for mission-critical and mobile applications use. He has designed and built applications in the retail, health care, financial services, and telecoms sectors. Pratik holds a master's in Biomedical Engineering from UNC, has worked in places such as New York, London, and Hong Kong, and currently lives in Atlanta, GA.

Development Associate with SitePen
Kris Zyp is a research and development associate with SitePen, a forward-thinking company that is committed to building and enhancing the open web. He represents the Dojo foundation on the EcmaScript 4 committee. Kris is the lead developer of the Persevere project and the JSON Schema format. He is actively researching and developing technologies in Ajax REST client/server architecture, JSON-RPC, JSONPath, JSON Referencing, and JavaScript persistence. He is also a contributor to Comet Daily and is working on RESTful HTTP Comet approaches.

CTO and Co-Founder, Terracotta, Inc.
Ari Zilka founded Terracotta in 2003 and is the company’s Chief Technology Officer. Combining business and technology leadership, Ari was an Entrepreneur-in-Residence at Accel Partners and worked at PriceWaterhouseCoopers with some of the world’s leading brands. He was Chief Architect at Walmart.com where he built and led a team of core engineers. And in the mid 1990s, Ari invented a new object relational database that still exceeds the capabilities and performance of database technology today

SpringSource Software Engineer
David works at SpringSource as a Senior Engineer. He is working on a Flex application for a cloud product and is also on the Spring Web Team.

David has been doing software development for over 15 years. He's been using Java since 1998 and involved in using Open Source almost as long. He's an Apache committer on Struts and Commons Validator, as well as the creator of Commons Validator (although currently no longer active on either). David has focused on Web and Enterprise development for most of his career, and started working with the Spring Framework in 2006.

David runs the website Spring by Example, which is a site for sharing Spring examples. David expects this site will become a general resource for Spring Examples and ultimately save developers time.

Technical Evangelist, Appcelerator, Inc.
Kevin Whinnery is a core contributor and evangelist for Appcelerator, Inc., developers of the Appcelerator RIA framework. Prior to joining Appcelerator, Kevin has done server-side Java programming and UI development for ERP vendor Lawson Software and technical consultancy Perficient, Inc. Kevin is also the author of the upcoming book "Appcelerator In Action" from Manning Publications (http://www.manning.com/whinnery).

Accenture Architect and Spring Batch Developer
Lucas Ward is a Java Architect focused on batch architectures within the Innovation and Architecture practice within Accenture. He has been working over the past two years on Accenture's methodology and architecture best practices, in particular regarding the use of open source. Lucas is co-leading the development of Spring Batch, utilizing experiences from multiple batch architecture implementations throughout Accenture.

Founder and Managing Director, Hello2morrow
Alexander von Zitzewitz is founder, managing director of the company and CEO of the US subsidiary. He has more than 20 years of project and management experience. In 1993 he founded ootec - a company focused on project services around object oriented software technology. This company was sold to the French Valtech group in March 2000 and served customers like Siemens, BMW, Thyssen-Krupp-Stahl and other well known names in German industry. From 2003 to early 2005 he was working as Director of Central Europe for the French company Xcalia S.A. Since the summer of 2008 he is living in Massachusetts. His areas of expertise are object oriented system design and large scale system architecture. Alexander has a degree in Computer Science from the Technical University of Munich.

Originator of Spring Web Flow Project
Erwin Vervaet is a software engineer with a keen interest in applying modern IT concepts and tools. He holds a master's degree in computer science from the Katholieke Universiteit Leuven in Belgium.

Erwin has been using Java since its inception and has extensive experience applying it in IT research, e-commerce projects, open source initiatives, industrial software systems and business support applications. He currently works as an independent consultant, running his own software and consultancy company: www.ervacon.com.

Erwin also enjoys teaching and speaking on Java and Spring related subjects. As the originator the Spring Web Flow project, he currently co-leads it's development together with Keith Donald. He also authored the first book entirely dedicated to Spring Web Flow: Working with Spring Web Flow.

Senior software engineer at SpringSource and Project Lead for Spring Python
Greg has worked in the software industry since 1997, always seeking the right tool for the job. Greg joined SpringSource in 2010 as a senior software engineer. He previously was part of the senior software team working on Harris' $3.5 billion FAA telco program, architecting mission critical enterprise apps while managing a software team. While providing after hours support, he is no stranger to midnight failures and software triage.

Being a test-bitten script junky, Greg has used JUnit, TestNG, JMock, FEST, PyUnit, and pMock testing frameworks, along with other agile practices to produce top quality code.

He has worked with Java/Spring/Spring Security/@AspectJ/Jython technologies, UNIX/Linux/Solaris platforms, and python/jython/bash/csh/expect scripting. Being a wiki evangelist, he also deployed a LAMP-based wiki web site to provide finger tip knowledge to users.

In 2006, Greg created the Spring Python project. The Spring Framework provided many useful features, and he wanted those same features available when working with Python. He also wrote Spring Python 1.1 through Packt Publishing.

Greg completed a master's degree in Computer Engineering at Auburn University in 1997, and lives in Melbourne, FL with his family.

Lead of Spring Batch, SpringSource Principal Consultant
Dr David Syer is the technical lead on Spring Batch, the batch processing framework and toolkit from SpringSource. He is an experienced, delivery-focused architect and development manager. He has designed and built successful enterprise software solutions using Spring, and implemented them in major financial institutions worldwide. David is known for his clear and informative training style and has deep knowledge and experience with all aspects of real-life usage of the Spring framework. He enjoys creating business value from the application of simple principles to enterprise architecture. David joined SpringSource from a leading risk management software vendor where he worked closely with SpringSource on a number of projects. Recent publications have appeared in Balance Sheet, Operational Risk and Derivatives Technology.

Staff Engineer at SpringSource, VMware
I began my career as a C/C++ programmer working on VINES, a distributed directory services product at Banyan Systems. Over the years I've worked on various Java Web applications including a set of multi-tenant e-commerce web applications, an investment accounting system, a trading and risk management system, and others.

I've been using Spring and many of the Spring projects since 2006. I've helped many to learn or to use Spring more effectively through teaching and consulting. Presently I am a comitter on the Spring MVC and the Spring Web Flow projects. My current home is New York city.

Consulting Solutions Architect
Randy Stafford is a practicing software professional with 20 years experience as a developer, analyst, architect, manager, consultant, and author/presenter.

Currently for Oracle's middleware development A-Team, he engages globally for proof-of-concept projects, architecture reviews, and production crises with diverse customer organizations, specializing in grid, SOA, performance, HA, and JEE/ORM work.

Co-Author of ActiveMQ In Action
Bruce Snyder is a veteran of enterprise software development and a recognized leader in open source software. With over a decade of experience, Bruce has worked with a wide range of technologies including Java EE, Enterprise Messaging and Service Oriented Integration. In addition to his role as a senior software engineer at SpringSource, Bruce is also an Apache Member, a co-founder of Apache Geronimo and a developer for Apache ActiveMQ, Apache Camel and Apache ServiceMix. He is the co-author of Professional Apache Geronimo, Beginning Spring Framework 2 both from Wrox Press and is currently co-authoring ActiveMQ In Action for Manning Publications. Bruce also serves as a member of various JCP expert groups and is a recognized international speaker at industry conferences. Bruce lives in beautiful Boulder, Colorado with his family.

Architect Manager, Aetna
Mark Schwartz is an Architect Manager with eight years experience with enterprise focused development as a software engineer and manager.

Mark has worked for multiple Fortune 100 companies using his expertise in application development to introduce and implement new technologies including Java, WebSphere, WebLogic, and the Spring Framework.

Mark's current responsibilities include development, release management, and production support of enterprise class reusable Java, .NET, COBOL, and security frameworks and assets.

Mark's current mission focuses on optimizing the enterprise application development process by leveraging reusable open source products and delivering software automation solutions.

Original Spring Developer & Director of R&D, SpringSource
Colin is Director of R&D at SpringSource (now a division of VMware), which he co-founded in 2004. He is one of the original core committers on the Spring Framework, a published author, and public speaker. Since starting SpringSource he has served in a number of roles throughout various parts of the organization, including Engineering, Service Delivery, Support, and Sales. Colin is at his best when combining both technical as well as business and customer facing aspects.

Colin has had a long and varied career spanning 23 years in both the enterprise and shrinkwrap software space, including previous experience developing for and building out a retail software company.

Immediately prior to SpringSource, Colin spent 5 years as architect/chief architect at a leading software incubator and VC firm. Colin's role was split between one part hands on architecture, design, and coding, another part mentoring and teaching best practices at the code and process level, and a final part performing technical due diligence and consulting for the VC arm.

Throughout his career, Colin's experience, wide ranging interests and general knowledge in the technology space have led him to be a resource that others have been able to draw on for advice. In general, Colin's background has left him with a deep knowledge of all it takes to successfully release good software, at the code, process, and business level.

Vice President, Principal Analyst Forrester Research
As an analyst, John primarily contributes to Forrester's offerings for the Application & Program Management professional. He is a leading expert on the market for application platforms and infrastructure software for building and running applications. Included in his coverage are the Java/J2EE application servers from BEA, IBM, JBoss, Oracle, SAP, and Sun Microsystems and the equivalent portions of Microsoft's .NET platform. John also covers the business rules platforms market.

Founder and CTO of Skyway Software
Jared Rodriguez created the first internet marketplace software in 1996 when he was co-founder and CTO at TRADEX, a leading provider of e-marketplace software technology. After Ariba acquired TRADEX in the late 1990s, Rodriguez served as CTO at Ariba and a Principal of Armada Venture Capital Group. Rodriguez is an author of the Universal Description, Discovery and Integration (UDDI) specification and is listed as 'one to watch' among InfoWorld's 2002 list of technology innovators. Rodriguez co-founded Skyway Software in November 2001.

Head of Grails Development for SpringSource
As Head of Grails Development for SpringSource, Graeme Rocher is the project lead and co-founder of the Grails web application framework. He's a member of the JSR-241 Expert Group which standardizes the Groovy language. Graeme authored the Definitive Guide to Grails for Apress and is a frequent speaker at JavaOne, JavaPolis, NoFluffJustStuff, JAOO, the Sun TechDays and more. Graeme joined SpringSource in late 2008 upon the acquisition of G2One Inc. Before founding G2One, Graeme was the CTO of SkillsMatter, a skills transfer company specializing in open source technology and agile software development, where Graeme was in charge of the company's courseware development strategy and general technical direction.

co-author of "Professional Java Development with the Spring Framework"
Thomas has been a developer on the Spring Framework project since early 2003, contributing to enhancements of the JDBC framework portion.

Thomas currently works as a consultant for SpringSource specializing in Java EE and database projects. He has been involved with developing database applications, both as a DBA and as an application developer for over 20 years, using a wide variety of languages and databases.

Thomas is co-author of "Professional Java Development with the Spring Framework" together with Rod Johnson, Juergen Hoeller, Alef Arendsen, and Colin Sampaleanu, published by Wrox in 2005.

Distinguished Software Engineer at LinkedIn
Yan Pujante is a Distinguished Software Engineer at LinkedIn. As a member of the founding team of LinkedIn, Yan has been involved in a lot of various areas of the product: architecture, ui framework, wiring framework, security, replication, scalability, and many more... Yan is currently working with the platform team on building the next iteration of the software that will scale both from a product point of view and from a developper point of view.

Yan has 12 years of professional experience with a total of 25 years of passion for computers (dating back to the era of the TI-99/4A).

Founder & Project Lead for Spring Web Services
Arjen Poutsma is a senior enterprise application architect with more than fifteen years' experience in commercial software environments. During this time he has worked with both J2EE and Microsoft .NET.

In 2004, Arjen started to specialise in Web Services and Service Oriented Architectures. During this period he has conducted trainings and has researched SOAs in large organisations.

Arjen is the founder and the project lead for the Spring Web Services. This Spring project aims at facilitating development of document-driven web services. Recently, Arjen worked on the REST support in Spring 3.0. Arjen has also contributed to various other open source projects, including XFire, NEO and others.

Since early 2005, Arjen has been a consultant for SpringSource in The Netherlands. Currently, he is a Software Engineer.

Founder Spring.NET
Dr. Mark Pollack has worked extensively in the financial sector as an architect and developer on various front office trading systems that involved a mixture of Microsoft and Java technologies. Always interested in best practices and improving the software development process, Mark has been a core Spring (Java) developer since 2003 and founded its Microsoft counterpart, Spring.NET, in 2004 which he continues to lead.

Prior to joining SpringSource, he was a founding partner at CodeStreet, LLC, an independent software vendor in the financial services industry. This year Mark has been recognized as a Microsoft Most Valuable Professional (MVP) for his involvement in the technical community.

Oracle Software Enginer and Coherence Specialist
Patrick Peralta is a software engineer for Oracle, specializing in Coherence and middleware Java. Patrick's ten years of software development experience includes implementing Java/J2EE middle tier solutions, web applications, system integrations, and Swing desktop clients. Prior to joining Oracle, Patrick was a senior developer at Symantec, working on J2EE and integration systems. He enjoys mentoring others on technology and participating in user groups and the developer community. Patrick has a BS in computer science from Stetson University in Florida.

Distinguished Engineer, SpringSource
Glyn works in the SpringSource dm Server development team in Southampton, England where he helped to define the architecture of the dm Server and developed several core components.

He is an active member of the Core Platform Expert Group of the OSGi Alliance developing a future release of the OSGi platform.

He was the spec. lead of JSR 291 which brought OSGi into the Java Community Process. He was also an active member of the JSR 277 and JSR 294 Expert Groups which aim to add module constructs to Java.

His 27 year career has been spent mostly in transactional middleware and Java virtual machine development and in applying mathematical models to software development.

SpringSource Senior Consultant
Jim is a Senior Consultant for SpringSource, and has spent over a decade delivering solutions at all layers of the software stack. His experience ranges from designing back-end enterprise systems for multi-national corporations, to basic infrastructure and rich desktop applications.

He enjoys working with a wide range of technologies and languages, and speaks at user groups and conferences about the easiest ways to get development tasks done, whether that be specific technologies or methodologies.

Russ Miles is a senior consultant and project lead at SpringSource
A self-confessed polyglot programmer, Russ Miles is a senior consultant for SpringSource in the UK where he works with various companies to help them take full advantage of the Spring Framework. To ensure that he has as little spare time as possible, Russ contributes to various open source projects and has authored a number of books.

Russ is a keen contributor to open source projects and an author for O'Reilly Media. He has authored and co-authored 3 books; "AspectJ Cookbook", "Learning UML 2.0" and "Head First Software Development"

Prior to joining SpringSource, Russ gained experience of enterprise development throughout all tiers of application architecture including high performance and usability presentation tier services for the Search and Mobile Portal industries right through to maximum availability application and data services for the Defence industry.

Russ holds an MSc. Software Engineering from Oxford University.

Principal Engineer in the Office of the CTO, VMWare
Richard McDougall is a Principal Engineer in the Office of the CTO at VMware, where he focuses on scalability, observability and performance of virtualization systems. One of his particular projects is characterizing the performance of Oracle Database on VMware Infrastructure.

Richard is the co-author of “Solaris Internals”, “Solaris Performance and Tools” (solarisinternals.com) and the lead author for “Resource Management” (Prentice Hall/Sun Blueprints). He has written numerous articles and papers on measurement, monitoring and capacity planning of Solaris systems, and frequently speaks at industry and customer technical conferences on the topics of system performance and resource management.

Richard and his performance team have published and blogged on several Oracle performance topics on vmware.com including http://www.vmware.com/resources/techresources/1055 and http://blogs.vmware.com/performance/ .

Accenture Solution Architect
Wayne has over 20 years of experience creating, developing, and deploying enterprise architectures systems for some of the largest organizations in finance, telecom, products and government.

Wayne is a senior technology manager within Accenture and a member of the Innovation and Architecture / Custom Solutions Architecture practice. In this capacity, he has been involved in the implementation of many enterprise applications including case management, customer service, web commerce, point of sale, call center, transportation operations and government programs. He is experienced in product development life cycle, bringing a solution from concept to production and operation.

Wayne's career over the past 8 years has had special emphasis on J2EE architectures with WebSphere/WebLogic focused on configuration, deployment, and performance. Wayne has had a history with object databases and has been a strong advocate for ORM solutions including TopLink and Hibernate. He's been a speaker at JBOSS World 2005 and in many internal Accenture architecture workshops.

Most recently, Wayne has been involved with a global architecture team involved with re-defining Java architecture based on open source and Spring's lightweight frameworks. One of the most interesting of those frameworks has been the introduction of a Spring based Java Batch framework based on years of experience with large, high performing batch solutions.

Software Engineer, Pentaho
Mat Lowery is a Software Engineer at Pentaho Corporation. He has been with the company for more than two years and has worked on multiple front-end and back-end development projects across many different Pentaho products.

Mat is a contributor to the Spring Framework, having provided code, defect reports, and test cases to help improve Acegi security and other modules.

In his time at Pentaho Corporation, Mat has developed and contributed to many challenging product engineering initiatives at Pentaho including:

• Implementing row-level security in a centralized metadata layer
• Automating aggregate table design in databases to improve analytical query performance
• Numerous security and security-integration projects, including single sign-on through integration with Central Authentication Service (CAS)

Prior to working at Pentaho, Mat was an Application Software Developer for four years at Wyndham Vacation Ownership where he implemented an extensible web application security infrastructure as well as data layer, business facade, and reusable UI elements for Fairfield Resorts' primary external web site using established enterprise design patterns.

Mat received a Master’s Degree in Computer Science from The University of Central Florida in 2003.

Core Developer of Spring Portlet MVC
John Lewis is the Chief Software Architect for Unicon Inc, the leading independent provider of open source training, consulting, and support in higher education. John is a 16 year veteran of the software engineering industry. His passions are large-scale enterprise architecture, open-source technologies, and agile software development methods. John has been working heavily in Java-based enterprise information portals since 2001 and is the lead developer of Spring Portlet MVC, which provides JSR 168 support in the Spring Framework. He is also active in several higher education open source communities, including uPortal and Sakai.

Lead, Spring GemFire, Hadoop, Redis
Costin Leau is an engineer within the SpringSource. His interests include data access and aspect oriented programming. With significant development experience, Costin has worked on various Spring Framework features (cache abstraction, JPA, java config), led the Spring Dynamic Modules (Spring OSGi probject) and the Spring-inspired, OSGi 4.2 Blueprint Service RI. Currently Costin is working in the NOSQL and Big Data area, leading the Spring integration with GemFire, Hadoop and Redis.

Author of AspectJ in Action, Principal at SpringSource
Ramnivas Laddad is a SpringSource Principal Enginner. He has over a decade of experience in applying his enterprise Java and aspect-oriented programming (AOP) expertise to middleware, design automation, networking, web application, user interface, and security projects.

Ramnivas Laddad is a well-known expert in enterprise Java, especially in the area of AOP and Spring. He is the author of AspectJ in Action, the best-selling book on AOP and AspectJ that has been lauded by industry experts for its presentation of practical and innovative AOP applications to solve real-world problems. Ramnivas, a Spring framework committer, is also an active presenter at leading industry events such as JavaOne, JavaPolis, No Fluff Just Stuff, SpringOne, Software Development, and has been an active member of both the AspectJ and Spring communities from their beginnings.

Lead of Java Application Infrastructure at Morgan Stanley
Mark Kralj-Taylor leads the global Java Toolkits Application Infrastructure group at Morgan Stanley. The group provides Java infrastructure centrally, including open-source libraries, to improve the productivity of Java developers throughout the firm. Mark focuses on technical direction for the group, and how Java is used across the firm, evolving a blend of open-source and in-house libraries, to take best advantage of the ever changing Java landscape, and integrate with the firm's technology environment. Before this Mark worked in application groups, using Java to deliver solutions to the business.

Prior to joining Morgan Stanley in 2000, Mark used his Physics background to develop numerical simulations in C++.

Software Developer & Mentor
Kirk is an industry analyst at Burton Group. For 15 years, he has worked in the trenches on real software projects. He takes a keen interest in design, architecture, application development platforms, agile development, and the IT industry in general, especially as it relates to software development.

In 2002, Kirk wrote the book Java Design: Objects, UML, and Process, published by Addison-Wesley. He has also written numerous whitepapers and articles, including The Agile Developer column for The Agile Journal. Kirk is the founder of Extensible Java, a growing resource of component design pattern heuristics for Java that can easily be applied to most other platforms, including .Net. Kirk has trained thousands of software professionals, teaching courses on UML, Java J2EE technology, object-oriented development, component based development, software architecture, and software process. He enjoys hacking in a variety of languages, including Java, .Net, Ruby, and PHP.

CEO of Tasktop, Creator of the Eclipse Mylyn Project
Dr. Mik Kersten is the CEO of Tasktop Technologies, creator of the Eclipse Mylyn open source project and inventor of the task-focused interface. As a research scientist at Xerox PARC, Mik implemented the first aspect-oriented programming tools for AspectJ. He created Mylyn and the task-focused interface during his PhD in Computer Science at the University of British Columbia. Mik has been an Eclipse committer since 2002, is an elected member of the Eclipse Board of Directors and serves on the Eclipse Architecture Council. Mik's thought leadership on task-focused collaboration makes him a popular speaker at software conferences, and he was voted a JavaOne Rock Star speaker in 2008 and 2009. He enjoys building tools that offload our brains and make it easier to get creative work done. Follow @mik_kersten on Twitter.

Founder and VP of Product Delivery, Skyway Software
Jack Kennedy leads all phases of software development at Skyway Software. Before co-founding Skyway Software in November 2001, Kennedy was a consulting architect for MarketMile, a leading e-procurement service provider. Kennedy served as Chief Architect of the Marketplace product for Ariba, following Ariba's acquisition of TRADEX. Kennedy earned a B.A. degree in Management of Information Systems from the University of South Florida.

Creator of Spring & Best Selling Author of J2EE without EJB
Rod Johnson is the father of Spring, which grew out of his influential book, “Expert One-on-One J2EE Design and Development,” which initiated the “lightweight” transformation of enterprise Java. Rod co-founded SpringSource, where he served as CEO until its 2009 acquisition by VMware, where he is now a Senior Vice President.

Rod is an authority on enterprise Java architecture, a thought leader on open source development and business models, and a popular speaker at conferences around the world.

Rod has over 15 years technology, management and business experience. He holds a BA with Honors in Computer Science, Mathematics and Musicology as well as a PhD from the University of Sydney.

Chief Open Source Officer & Principal Software Engineer
Jim Jagielski is Chief Open Source Officer, Principal Software Engineer and Lead for tc Server at SpringSource. As Chief Open Source Officer, Jim brings his decade plus of experience in working with open source communities to ensure that SpringSource is successfully contributing, leveraging and remains committed to the communities that matter most to our customers.

Jim is best known for his deep, long-term involvement in open source and with the Apache Software Foundation (ASF). Within the ASF, which he co-founded, Jim is an active, key developer in numerous projects, including Apache Tomcat, Apache APR, and Apache HTTPd, in which he is the longest active committer within that project. He also serves on the board of directors of the ASF, a position he has held since its inception, and currently serves as Chairman.

Jim's team at SpringSource is focused on the Apache-based portfolio of products, used in association with the Spring Framework as well as independently. He and his team maintain continued deep development of these codebases, provide consulting and training around them, and serve as escalated technical support. As Chief Open Source Officer, Jim provides guidance and expertise over non-Spring related open source technologies, including Apache software, to compliment current offerings. He has a special affinity for scripting languages in addition to Java and C, and has the unique capability of handling technical problems from high-level architectural to low-level development point of view, and all aspects in between.

Over his career, Jim has served as CTO for Zend Technologies and Covalent Technologies. He founded jaguNET Access Services, a web solutions company and he also was a manager and engineer at NASA's Goddard Space Flight Center. He has spoken and presented at numerous conferences and seminars, and is a sought after resource by reporters and analysts regarding Apache and open source in general. He is also a noted author, having written numerous articles, including a monthly section in several magazines. Previously, he was also editor of the Apache section on Slashdot.

Co-founder of the Spring Framework Project
Juergen has been the most active Spring developer since the open source project began from Rod's Interface21 framework back in February 2003. Juergen and Rod together continue to provide the direction for Spring.

Juergen has earned great respect in the Spring and J2EE communities for his energy, the quality of his code, his incredible attention to detail, and his huge contribution in Spring forums and mailing lists.

Juergen is an experienced consultant, with outstanding expertise in web applications, transaction management, O/R mapping technologies, and lightweight remoting. He has specialized in J2EE since early 2000, having held technology leader positions in various projects ranging from enterprise application integration to web-based data visualization.

Project Lead of the Dojo Toolkit and Support Lead for SitePen, Inc
Peter Higgins (aka dante) is a software engineer at SitePen, a prominent
web development and consulting company based in Silicon Valley. Peter
heads up SitePen's Dojo Support, a great option for companies needing
technical advice, code fixes and answers from the experts. As the newly
appointed Dojo Project Lead, Peter spends countless hours improving the
Dojo Toolkit, writing great demos and tutorials, and helping new Dojo
users become proficient with the toolkit, all key ingredients to
building a thriving Dojo Community.

Senior Software Engineer at SpringSource
Jennifer Hickey is a senior software engineer for SpringSource, the company behind Spring. She holds a master's degree in software engineering from the Florida Institute of Technology. Jennifer specializes in enterprise application management, with a focus on application modeling methodologies and techniques for rapid development and deployment of management agents. Her interests include aspect oriented programming, asynchronous messaging, JMX, and OSGi.

Jennifer is also very interested in improving organizational productivity through testing. In a previous position, she won an excellence award for introducing automated unit, integration, and regression testing into the development process.

Prior to joining SpringSource, Jennifer was a principal architect of a large-scale network management system.

Core Spring developer and author of the best seller Pro Spring
Rob Harrop is a respected speaker, author, entrepreneur and technologist.

As Lead Engineer of SpringSource dm Server, Rob is driving SpringSource's enterprise middleware product line and ensuring that the company continues to deliver high-performance, highly scalable
enterprise soutions. With a thorough knowledge of both Java and .NET, Rob has successfully deployed projects across both platforms. He has
extensive experience across a variety of sectors, in particular banking,retail and government. Prior to joining SpringSource, he co-founded UK-based software company Cake Solutions Limited and worked as Lead Developer for a successful dotcom start-up.

Rob is the author of five books, including Pro Spring, a widely acclaimed, comprehensive resource on the Spring Framework.

Rob is a member of the JCP and is involved in the JSR-255 Expert Group for JMX 2.0. Rob is an experienced, highly-sought after, technical speaker who can communicate complex topics in a way that any developer can understand. Over the past 3-4 years, Rob has also presented at JavaOne, QCon, AOSD, The Spring Experience, SpringONE, OSCon, and OreDev on a variety of topics to rave reviews.

Senior Software Engineer, SpringSource.
Filip is a Senior Software Engineer for SpringSource and a key participant in the company's Apache Tomcat initiatives. Filip brings 15 years of extensive experience in architecture, design and development of distributed application frameworks and containers and is recognized for his top-quality system development skills and continuous participation of Open Source development projects.

Filip is an Apache Software Foundation member and a committer to the Apache Tomcat project where he is a leading authority on Tomcat clustering and a key contributor to the core of the platform.

Filip has made contributions to software initiatives for Walmart.com, Sony Music, France Telecom and has held a variety of senior software engineering positions with technology companies in both the United States and Sweden.

He received his education at Chalmers University of Technology in Gothenburg, Sweden where he majored in Computer Science and Computer Engineering.

Senior Software Engineer, SpringSource
Jeremy Grelle is an open source software engineer with SpringSource, a division of VMware, who specializes in bringing the cutting-edge techniques of web application development to the Java and Spring ecosystems. He is the creator of the Spring JavaScript, Spring Faces, and Spring BlazeDS Integration projects, and he represents SpringSource on the JSR-314 Expert Group for JSF 2.0. He is a software artisan with extensive experience in combining server-side Java with the latest web browser technologies to deliver a rich and usable experience for the end user on the web.

Jeremy is a frequent speaker at industry conferences such as JavaOne, The Spring Experience, SpringOne, JSFOne, TheServerSide Java Symposium, and Java and Flex user group events, and always enjoys getting out and showing his fellow developers how to bend web browsers to their will and the possibilities of what can be created with Spring and its wealth of complimentary web technologies.

Director of Developer Relations, SpringSource
Adam is the Director of Developer Relations at SpringSource and has extensive experience in enterprise Java community management. Prior to joining SpringSource, Adam ran BEA's dev2dev community and was a product evangelist, technology educator and public speaker for BEA's WebLogic products.

Spring Integration Lead
Mark Fisher is an engineer within the SpringSource division of VMware and lead of the Spring Integration project. He is also a committer on the core Spring Framework and the Spring BlazeDS Integration project. Mark has provided consulting services for clients across numerous industries, and he has trained hundreds of developers how to use the Spring Framework and related projects effectively. Mark speaks regularly at conferences and user groups in America and Europe.

VP, Enablement and Support, Skyway Software
Mr. Evans leads Skyway Software’s global teams of enablement and support professionals and is responsible for ensuring customers and partners gain maximum value from using Skyway Visual Perspectives. Prior to joining Skyway Software, he spent 10 years at Accenture as one of their top technical architects and worked with a large variety of technical and application architectures to lead implementation teams during the full software delivery lifecycle at numerous client engagements. Evans earned a BS in Computer Science from the University of South Florida.

VP, Applications and Platforms, MTV Networks Global Digital Media
Justin Edelson is the Vice President of Applications and Platforms for MTV Networks Global Digital Media. He is the co-author of two books on software development: Java & XML, 3rd Edition (2006) and JRuby Cookbook (2008). Over the last decade, he has contributed to high-profile web and mobile applications for brands such as MTV, VH1, Comedy Central, Showtime, The Movie Channel, Spike TV, Nickelodeon, and MSN.

Lead, SpringSource Tool Suite and Spring IDE
Christian is a Principal Software Engineer for SpringSource and is the leader of the Tools Team responsible for SpringSource development tools including SpringSource Tool Suite. Since 2004 Christian has led the well known Spring IDE open source project that provides development tools for the Spring Portfolio based on Eclipse.

Christian has been developing Java enterprise applications since 1997. During this time, Christian designed complex software architectures with a focus on multi-tiered, web-based, client-server applications using enterprise Java technologies and the Spring Framework. Prior to joining SpringSource, Christian worked as consultant and project manager for one of the leading global technology consulting firms in the financial sector in central Europe.

Christian has presented on a variety of enterprise Java topics at conferences such as JAX, W-JAX, SpringOne and The Spring Experience.

SpringSource Principal & Founding Partner
Keith Donald is a principal and founding partner at SpringSource, the company behind Spring and a division of VMware. At SpringSource, Keith is a full-time member of the Spring development team focusing on web application development productivity. He is also the architect behind SpringSource's state-of-the-art training curriculum, which has provided practical Spring training to over 10,000 students worldwide.

Over his career, Keith, an experienced enterprise software developer and mentor, has built business applications for customers spanning a diverse set of industries including banking, network management, information assurance, education, retail, and healthcare. He is particularly skilled at translating business requirements into technical solutions.

CTO of SpringSource
Adrian Colyer is the CTO of SpringSource and has more than a dozen years of experience leading teams in Java and enterprise middleware.

Adrian Colyer is the leader of the AspectJ open source project and a well-known industry expert on the topic of aspect-oriented programming (AOP). He is a co-author of the book "Eclipse AspectJ : Aspect-Oriented Programming in Eclipse with AspectJ and AJDT," and has also published numerous book chapters, articles and published papers. His short essay, "AOP without the buzzwords" has been described as "the best explanation of AOP, ever."

In 2004, Adrian was recognized as one of the top 100 young innovators in the world by MIT Technology Review for his contributions to the development and adoption of aspect-oriented programming in industry.

Adrian founded the AspectJ Development Tools project (AJDT) on Eclipse.org in 2003, a project that continues to lead the world in providing IDE support for AOP. As leader of the AspectJ project, Adrian has overseen several releases of the compiler and designed and implemented many of the AspectJ 5 language extensions to support Java 5 features.
Prior to joining SpringSource, Adrian gained over a decade of experience in building enterprise middleware at IBM. Whilst there he oversaw the introduction of aspect-oriented programming to many IBM development teams.

Adrian holds a BSc, Computer Science from University of Southampton.

Spring Framework Committer
Chris is an engineer for SpringSource and a member of the core Spring Framework development team. Chris joined SpringSource (then Interface21) in 2007, focused on training, consulting and leading the development effort to bring code-based configuration to the core Spring container. In 2010, Chris transitioned to full-time engineering, and continues to focus on Spring Framework development. You can find him online as @cbeams at both GitHub and Twitter.

Software Engineer
Scott is a member of the web products team at SpringSource, where he focuses on creating and sustaining rich web applications and frameworks. Scott is the creator of the SpringSource Enterprise Bundle Repository, a production web application built on Spring 2.5, Spring MVC, and Spring JavaScript. He is also an expert in UI design, style, accessibility, and particularly skilled in interacting with customers to map business requirements to innovative software solutions. Over the course of his career, Scott has lead the successful development of mission-critical web applications in the areas of academia and technology infrastructure.

Creator of Spring Security, Spring Roo & SpringSource Principal S/W Engineer
Dr Ben Alex is a Principal Software Engineer with SpringSource, and has been working professionally in software since 1995. Ben founded the Spring Security project in 2003 and led its development into a popular, open-source security framework that is used in numerous government, banking and military installations. More recently Ben founded and serves as lead of the Spring Roo and Spring Shell projects, both of which deliver significant productivity and usability benefits to those using Spring technologies.

Ben's career history also includes other roles in software development and business. From 2005 until 2008, he led the establishment and exponential growth of SpringSource's operations in Asia-Pacific. Prior to SpringSource, Ben founded and grew a successful Australian software company, Acegi Technology Pty Limited. He has been a director and advisor to businesses in diverse industries including business services, intellectual property licensing and ecommerce.

In recent years, Ben has presented at technology conferences including JavaOne, The Server Side Java Symposium, JAOO, Oredev, SpringOne and The Spring Experience. He is a regular guest presenter at user groups across the world, with recent appearances in Sydney, Melbourne, Brisbane, Canberra, Perth, Singapore, Wellington, Auckland, Christchurch and Stockholm. He also authored the security chapter of the Wiley book, "Professional J2EE Development with Spring Framework," and maintains a blog at http://blog.springsource.com/main/author/bena/.