Alfred I. Tauber is Professor of Philosophy, Emeritus and Zoltan Kohn Professor of Medicine, Emeritus at Boston University, where he served as Director of the Center for Philosophy and History of Science from 1993 to 2010. Author of The Immune Self (Cambridge 1994) and co-author of Metchnikoff and the Origins of Immunology (Oxford 1991) and the Generation of Diversity (Harvard 1997), he has also published extensively in ethics and science studies.