John M. Carroll is Professor of Computer Science, Education, and Psychology, and Director of the Center for Human-Computer Interaction all at Virginia Tech. His research interests include methods and theory in human-computer interaction, particularly as applied to networking tools for collaborative learning and problem solving. He has written or edited 13 books, including Making use (MIT Press, 2000), HCI in the New Millennium (Addison-Wesley, 2002), and Usability Engineering (Morgan-Kaufman, 2002, with M.B. Rosson). He serves on 9 editorial boards for journals, handbooks, and series. He has received the Rigo Career Achievement Award, from ACM (SIGDOC), the Silver Core Award from IFIP, and was elected to the CHI Academy. In 2003 he received the CHI Lifetime Achievement Award from ACM.