DAVID G. MESSERSCHMITT, Co-chair, is the Roger A. Strauch Professor of Electrical Engineering and Computer Sciences at the University of California at Berkeley and from 1993 to 1996 was department chair. Before 1977 Dr. Messerschmitt was at AT&T Bell Laboratories in Holmdel, New Jersey. His current research interests include issues overlapping signal processing (especially video and graphics coding) and transport in broadband networks with wireless access, network services and protocols for multimedia, wireless multimedia computing, and the economics of networks. Dr. Messerschmitt has served as a consultant to a number of companies and is a cofounder and director of TCSI Inc. He is a fellow of the Institute of Electrical and Electronics Engineers, Inc., a member of the National Academy of Engineering, a member of the advisory committee for the National Science Foundation's Computer and Information Science and Engineering directorate. From 1993 to 1998, Dr. Messerschmitt was a member of the Computer Science and Telecommunications Board of the National Research Council. He won the 1999 Alexander Graham Bell medal for exceptional contributions to the advancement of communication sciences and engineering. He received a B.S. degree from the University of Colorado and an M.S. and Ph.D. from the University of Michigan.

PAUL BARAN is generally regarded as the inventor of packet switching, based on his work at RAND in the 1960s. He is a founder of several Silicon Valley companies, including Com21, Inc., a provider of broadband cable modem technology for high-speed modem and data services, where he is chairman of the board. He also serves on the advisory board of Geocast, a digital data broadcasting company. Mr. Baran received the B.S. degree in electrical engineering from Drexel University in 1949 and the M.S. degree in engineering from UCLA in 1959. He was awarded an honorary Doctor of Science in Engineering degree by Drexel University in 1997. He is a member of the National Academy of Engineering, a life fellow of the Institute of Electrical and Electronics Engineers, Inc. (IEEE), an International Marconi Fellow, an American Association for the Advancement of Science fellow, and a trustee of the IEEE History Center.

LINDA COHEN is professor of economics and chair of the Department of Economics at the University of California at Irvine. Her research interests concern political economy, government regulation, government policy for research and development, positive political theory, and law. Dr. Cohen previously worked as a research associate at the Brookings Institution in Washington, D.C. She was a member of the Department of Energy Program Review Committee on Airborne Nuclear Waste Management, a member of the advisory panel in support of the congressional Office of Technology Assessment's study of magnetic fusion research and

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