Cofounder and original board member of Pixar. PhD Stanford 1970. First director of CG, Lucasfilm. First Graphics Fellow, Microsoft. Member, NAE. Fellow, AAAS. Founding member, Siggraph Academy. Honorary doctorate, NMSU. Did early graphics at Xerox PARC, NYIT, Lucasfilm, and Pixar. Coinvented alpha. First RGB paint program. Siggraph Achievement Award winner. Directed Genesis Demo in Star Trek II: The Wrath of Khan. Conceived and directed The Adventures of Andre & Wally B. Co-created Sunstone with Ed Emshwiller, now in MoMA video collection. Two technical Academy Awards, for paint programs and alpha compositing. Holder of four US patents. Helped initiate the Visible Human Project, as Regent for National Library of Medicine. Wife, two sons, resides in Berkeley CA.