R. D. Shelton has led international technology assessments since 1984, as a policy analyst at NSF, and now as chairman of ScienceUS, Inc. His degrees are in electrical engineering from Texas Tech University, MIT (as an NSF fellow), and the University of Houston. Dr. Shelton has worked at Texas Instruments, Inc. on electronics R&D, and at NASA on the Apollo space communications system and on TDRSS -- the system used for Shuttle communications. He has also been a professor at four universities. He has served as the principal investigator on over 75 grants and contracts, has written numerous technical papers, and chaired three Ph.D. and 60 M.S. thesis committees. He has also chaired three academic departments that awarded degrees in applied mathematics, computer science, software engineering, engineering science, and electrical engineering. In 1995 he was awarded an IEEE Congressional Fellowship to work as a legislative assistant for Rep. Lloyd Doggett, including staff support for the House Science Committee. In 2001 he organized a spin-off of the International Technology Research Institute at Loyola into World Technology Evaluation Center, Inc., a non-profit corporation that conducts international research assessments for many federal research agencies. ScienceUS promotes American leadership of science. His research interests include science policy and bibliometrics, particularly for assessment of national leadership of science and technology.