Peter Galison is Mallinckrodt Professor of History of Science and of Physics at Harvard University. His main work explores the interaction between the three principal subcultures of twentieth century physics: experimentation, instrumentation, and theory. His volumes on experiment, How Experiments End (1987), and on instruments, Image and Logic (1997), are to be followed by a final volume – Theory Machines (forthcoming) – that focuses on the ways in which the theory of relativity stood at the crossroads of technology, philosophy, and physics. Professor Galison is also the author or co-author of several other books, including Picturing Science, Producing Art (1998) and The Architecture of Science (2000).

Ashis Nandy is a political psychologist and sociologist of science who has worked on cultures of knowledge, visions, and dialogue of civilizations. He is Senior Fellow and Director of the Center for the Study of Developing Societies and Chairperson of the Committee for Cultural Choices and Global Futures, both located in Delhi. Nandy is the author or co-author of thirteen books, including The Savage Freud and Other Essays on Possible and Retrievable Selves (1995), Barbaric Others: A Manifesto on Western Racism (1993), Traditions, Tyranny, and Utopias (1987), The Intimate Enemy (1983), and Alternative Sciences (1980). Nandy has also coauthored a number of human rights reports and is active in movements for peace, alternative sciences and technologies, and cultural survival.

Emily Martin (Ph.D., Anthropology, Cornell University) is Professor of Anthropology at New York University. Her research interests include religion, ideology, politics, models and explanations in social anthropology, political economy of health, gender, anthropology of science, and rationality. She is the author of dozens of articles and book chapters and five books: The Cult of the Dead in a Chinese Village (1973), Chinese Ritual and Politics (1981), The Woman in the Body: A Cultural Analysis of Reproduction (Winner of Eileen Basker Memorial Prize, 1987), Flexible Bodies: Tracking Immunity in America from the Days of Polio to the Age of AIDS (1994); and Bipolar Expeditions: An Anthropology of Moods  (forthcoming). She has served on the Board of Directors of the Social Science Research Council and as president of the American Ethnological Society.

Sheila Jasanoff is Pforzheimer Professor of Science and Technology Studies at Harvard University’s John F. Kennedy School of Government. Professor Jasanoff’s research centers on the role of science and technology in the political structures of modern democratic societies, with a particular focus on the use of science in law and public policy. She has written and lectured widely on problems of environmental regulation, risk management, and biotechnology in the United States, Europe, and India. Her books on these topics include Controlling Chemicals (1985), The Fifth Branch (1990), Science at the Bar (1995), and Designs on Nature (forthcoming, 2005). Jasanoff has served on the Board of Directors of the American Association for the Advancement of Science and as President of the Society for Social Studies of Science.

Sandra Harding is professor of Education and Women’s Studies at the University of California, Los Angeles. She is a philosopher, and taught for two decades at the University of Delaware before joining UCLA in 1996. At UCLA she directed the UCLA Center for the Study of Women for 5 years, and currently co-edits Signs: Journal of Women in Culture and Society. She is the author or editor of twelve books and special journal issues, including The Science Question in Feminism (1986), Feminism and Methodology: Social Science Issues (edited, 1987), Whose Science? Whose Knowledge? Thinking From Women’s Lives (1991), The ‘Racial’ Economy of Science: Toward a Democratic Future (edited, 1993), Is Science Multicultural? Postcolonialisms, Feminists, and Epistemologies (1998), Science and Other Cultures: Issues in Philosophies of Science & Technology (edited with Robert Figueroa, 2003), and The Feminist Standpoint Reader: Intellectual and Political Controversies (edited, 2003).