Bill Licea-Kane, Principal Member Technical Staff at AMD, works in AMD's OpenGL Group and has chaired the ARB OpenGL Shading Language workgroup since its inception. He has taught several courses in OpenGL Shading Language at Siggraph and GDC.Randi J. Rost, nbsp;was a core contributor to the development of the OpenGL Shading Language and the OPenGL API that supports it, as well as one of the first programmers to design and implement shaders using this technology. She currently works at Intel.