Agnotology--the study of how ignorance is produced and maintained--introduces a new and much-needed perspective for scholars across all fields of research, including the humanities and social sciences, business organization, and environmental policy and the law.

Robert N. Proctor is Professor of the History of Science at Stanford University and the author of The Nazi War on Cancer (1999) and Cancer Wars: How Politics Shapes What We Know and Don't Know (1995). Londa Schiebinger is the John L. Hinds Professor of History of Science and the Barbara D. Finberg Director of the Clayman Institute for Gender Research at Stanford University. Her recent books include Plants and Empire: Colonial Bioprospecting in the Atlantic World (2004) and Gendered Innovations in Science and Engineering (forthcoming from Stanford).