Lindley Darden is Professor of Philosophy and in the Committee for Philosophy and the Sciences at the University of Maryland, College Park. She is the author of Theory Change in Science: Strategies from Mendelian Genetics, as well as numerous articles in history and philosophy of science journals. Elected a Fellow of the American Association for the Advancement of Science in 1995, she served as President of the International Society for History, Philosophy, and Social Studies of Biology from 2001 to 2003.