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Clayton Walnum

Award-winning author Clayton Walnum has been writing about computers for two decades. In the 80's, he published many computer games in Atari computer magazines and eventually became the Executive Editor of two monthly Atari magazines, ANALOG Computing and ST-Log. Over the course of his career, he has written many books on graphics and game programming, covering such technologies as Visual Basic, C++, OpenGL, and DirectX. Some of these books include Sams Teach Yourself Windows Game Programming with DirectX in 21 Days, Sams Teach Yourself Game Programming with Visual Basic 6 in 21 Days, and 3-D Graphics Programming with OpenGL. He holds a degree in Computer Science.

Contributor: Justin Rogers has created a fully functional game engine, for Microsoft to host the Terrarium, a game Microsoft uses to demonstrate the capabilities of their new .NET platform.