Erich Gamma is a Distinguished Engineer at IBM Rational Software's Zurich lab. He is one of the leaders of the Jazz project and a member of the Jazz PMC. He was the original lead of the Eclipse Java development environment (JDT) and is on the Project Management Committee for the Eclipse project. Erich is also a member of the Gang of Four, which is known for its classical book, Design Patterns - Elements of Reusable Object-Oriented Software. Erich has collaborated with Kent Beck on developing JUnit, the de facto standard testing tool for Java software, and on writing the book Contributing to Eclipse: Principles, Patterns, and Plug-ins.
John Wiegand is a Distinguished Engineer at IBM Rational's Beaverton lab. John was the principal architect for the Eclipse Platform infrastructure and played a central role in the development of VA/Java, VA/Micro Edition, and Eclipse. John is a former member of the Eclipse Foundation Board, and played a key leadership role in establishing Eclipse as a successful open source project. John is now the technical lead for the Jazz project and the Jazz PMC lead. John strives to enable teams to deliver high quality products on-time... pioneering, with Erich and others, an approach to software development called "The Eclipse Way". His interests are in the areas of performance, scalability, compilers, and just about anything that's hard.