Pearson, 2002), Evaluating Social Science Research, 2nd ed. (with L. Kalof, Oxford University Press, 1996); Understanding Risk: Informing Decisions in a Democratic Society (edited with H.V. Fineberg, National Academy Press, 1996), International Conflict Resolution after the Cold War (edited with D. Druckman, National Academy Press, 2000), and The Drama of the Commons (edited with E. Ostrom, T. Dietz, N. Dolsak, S. Stonich, and E.U. Weber, National Academy Press, 2002). He received his B.A. degree from Amherst College and his M.A. and Ph.D. degrees from Clark University.
JOHN A. SWETS is chief scientist emeritus at BBN Technologies in Cambridge, Massachusetts, lecturer on health care policy at Harvard Medical School, and senior research associate at the Brigham and Women’s Hospital in Boston. He is a member of the National Academy of Sciences (immediate past chair of the psychology section) and of the American Academy of Arts and Sciences. He was a member and chair of the Commission of Behavioral and Social Sciences and Education of the NRC, and he is now a member of the NRC’s Board on Behavioral, Cognitive, and Sensory Sciences. Other NRC activities include chairs of committees to design an international fire-alarm signal and to evaluate techniques for the enhancement of human performance, and recently served on two committees of the Institute of Medicine. His research emphasis has been on the development of signal detection theory for sensory and cognitive functions and on the theory’s application to the diagnostic process in several practical fields.