Robert Barris is the lead software engineer for Blizzard Entertainment's Mac development group, where he has worked on World of Warcraft, Warcraft III, and Diablo II. Prior to joining Blizzard, he worked at Quicksilver Software from 1986-2001 on games such as Castles, Conquest of the New World, APB for Atari Lynx, and others. He has participated in OpenGL 3 development.