Acknowledgments Thanks to . . . Laura, Anais Chris, and everyone else at Focal Press Anthony O'Donnell for the technical edit and awesome work on the forum Will Snowdon for tech reviews, suggestions, and awesome work on the forum Nick Igoe for support and awesome work on the forum The guest writers: Brook Banham, Tim Brown, Johal Gow, Tom Painter, Robert Forest, David Griffiths, and Paul Cartwright for their amazing work Alexej Peters for the fantastic work that we couldn't include The superstars of www.3d-for-games.com/forum: Frap, Cyphris, Willster, Kinesis, HarryP, Nathdevlin,