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.