Graham Sellers, AMD Software Architect and Engineering Fellow, represents AMD at the OpenGL ARB. He has contributed to the core OpenGL specification and extensions, and holds several graphics and image processing patents. Richard S. Wright, Jr., Senior Software Engineer for Software Bisque, developed multimedia astronomy and planetarium software using OpenGL. For more than a decade he taught OpenGL programming in Full Sail University's game development degree program. Nicholas Haemel, Director of Camera Software at NVIDIA, has represented NVIDIA at the Khronos Group standards body and authored many OpenGL extensions.