Michael I. Shamos is Principal Systems Scientist, Language TEchnologies Institute, School of Computer Science, Carnegie Mellon University; Director, University Lirbary (1998- ), and Co-Director, Carnegie Mellon Program in Electronic Commerce. His education includes a B.A. from Princeton, M.A. from Vassor, a Ph.D. in computer science from Yale, and a J.D. from Duquesne University. He has served as an expert witness in computer software cases and as an examiner on electronic voting. He has written Computechnical Geometry: an Introduction (1985, rev. 1988, Japanese ed. 1992) and many articles. At Carnegie Mellon University he has served in the Department of Computer Science and Mathematics, and the Department of Statistics. In the mid-1980s and the early 1990s he served as President of specialized software companies.