STEPHEN STELTING is an instructor for Sun Microsystems specializing in Java technology and object-oriented programming. For over a decade, he has worked in software development, consulting, and technical training. He currently develops new course content and teaches a wide variety of introductory and advanced courses.
OLAV MAASSEN is a courseware developer for Sun Educational Services and a Master Instructor for Sun Ed in the Netherlands. He is a certified Java Developer as well as an Enterprise Architect.