<p>John C. Hart is a Professor in the Department of Computer Science at the University of Illinois, Urbana-Champaign where he studies computer graphics and computational topology. His research in computer graphics has been supported by Adobe, DARPA, Intel, Microsoft, NSF, Nokia and NVidia. He is a past Editor-in-Chief of ACM Transactions on Graphics, a co-author of "Real-Time Shading" and a contributing author for "Texturing and Modeling: A Procedural Approach." He served from 1994-9 on the ACM SIGGRAPH Executive Committee, and is an Executive Producer of its documentary "The Story of Computer Graphics." Prof. Hart received his B.S. from Aurora University in 1987, and an M.S. (1989) and Ph.D. (1991) from the Electronic Visualization Laboratory at the University of Illinois at Chicago.</p>