David Fox works for Next Game, Inc., creating Web and wireless multiplayer games. Prior to that, his design and development credits include Michael Crichton's “Westworld 2000,” Fox Interactive's “X-Files: Unauthorized Access,” and PlayLink's real-time strategy “Citizen 01.” He is the author of several best-selling books about Internet technologies, and his writing frequently appears in publications such as Salon.com, Gamasutra, and Developer.com. David has presented topics in Java gaming at Sun Microsytem's JavaOne conference for the past three years, and has been the winner of the Motorola-Nextel Developer Challenge for the past two years.

Roman Verhovsek is CEO and co-founder of Cocoasoft Ltd., where he is leading a team of J2ME developers. He holds a bachelor's degree in electrical engineering from the University of Ljubljana, and is working on his master's degree of computer science. Since early 1996, he has focused primarily on Java technologies, and for last two years in particular on Java-enabled small devices. In 2001 he held a lecture on J2ME game development at the JavaOne conference. In his other life, Roman enjoys cooking, mountaineering, jogging, and traveling with his girlfriend, Lina.