Laurence BonJour is Professor of Philosophy at the University of Washington, where he teaches epistemology, history of modern philosophy, metaphysics, philosophy of law, and political philosophy. He is the author of three books: "The Structure of Empirical Knowledge" (1985), "In Defense of Pure Reason" (1998), and "Epistemology: Classic Problems and Contemporary Responses" (2002).
Ernest Sosa is Professor of Philosophy at Brown University and Distinguished Visiting Professor at Rutgers University every spring term. He has written widely on epistemology and is author of "Knowledge in Pers...