AARON E. WALSH is Chairman of Mantis Development Corporation, a development firm specializing in advanced multimedia and network technologies. He is Chairman of the Web3D Consortium's Universal Media technical working group, Chairman of the Web3D-MPEG group responsible for the convergence of Web3D and MPEG technology, Co-Chair of the Web3D Intellectual Property Rights group, and Web3D Liaison to MPEG and the World Wide Web Consortium (W3C). Walsh is author of the best-selling Core Web3D, XHTML Example by Example, and Java 3D API Jump-Start.
MIKAEL BOURGES-SEVENIER is Senior Software Engineer for iVAST Inc., a development firm specializing in advanced multimedia technologies. With expertise in 2D, 3D, and multimedia technologies, he is actively involved in several areas of MPEG-4 development. In addition to serving as Co-Chairman of the MPEG-4 Animation Framework Extension (AFX) animation group, Bourges-Sevenier is responsible for the animation system for the MPEG-4 Reference Software Group.