Edward R. Dougherty is director of the Imaging Division of the Texas Center for Applied Technology and professor of Electrical Engineering at Texas A&M University. He holds an MS in computer science from Stevens Institute of Technology and a PhD in mathematics from Rutgers University. He is author/coauthor of ten previous books and Editor of the SPIE/IS&T Journal of Electronic Imaging and of the SPIE/IEEE Series on Imaging Science and Engineering.