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International Union of Anthropological and Ethnological Sciences (1988–93). She was a Fulbright scholar at Rutgers University in 1978 and received a Guggenheim grant in 1981. She has been on the Steering Committee of Development Alternatives for Women in a New Era (1985–89) and assistant director-general for Culture at UNESCO (1994–98). She holds an MA, National School of Anthropology in Mexico, and PhD, London School of Economics and Political Science.
John Bongaarts is vice president of the Population Council, Research Division, where he has been employed since 1973. His research has focused on a variety of population issues, including the determinants of fertility, population-environment relationships, the demographic impact of the AIDS epidemic, and population policy options in the developing world. He is a member of the Royal Dutch Academy of Sciences and a fellow of the American Association for the Advancement of Science. He has been recognized with the Mindel Sheps Award from the Population Association of America (1986) and the Research Career Development Award from the National Institutes of Health (1980–1985). Dr. Bongaarts holds an MS, systems analysis, Eindhoven Institute of Technology, The Netherlands; and PhD, physiology and biomedical engineering, University of Illinois.
Ralph J. Cicerone is the chancellor of the University of California, Irvine, where he also is Daniel G. Aldrich, Jr. Professor in the Earth System Science Department. He is an atmospheric chemist with research interests in how chemicals in the atmosphere may cause climate change. He is also involved in research on the stratospheric ozone layer, and the sources and sinks of atmospheric methane, nitrous oxide, and methyl bromide. From 1980 until 1989, he was director of the Atmospheric Chemistry Division of the National Center for Atmospheric Research. From 1992 to 1994, he served as the president of the American Geophysical Union (AGU), the world's largest scientific society for earth scientists. He is a past chair of the National Research Council's Board on Global Change. He is a fellow of the American Association for the Advancement of Science, the AGU, and the American Meteorological Society. He is a member of the National Academy of Sciences and the American Academy of Arts and Sciences. He has a SB, Massachusetts Institute of Technology; and an MS and a PhD, engineering and physics, University of Illinois.
William C. Clark is the Harvey Brooks Professor of International Science, Public Policy and Human Development at Harvard University's John F. Kennedy School of Government. He served as director of the school's Center for Science and International Affairs (1993–1994) and also as vice