Dr. Thomas Williams is Professor of Philosophy and Religious Studies at the University of South Florida. He earned his B.A. in Philosophy from Vanderbilt University and his Ph.D. in Philosophy from the University of Notre Dame. Professor Williams's research interests are in medieval philosophy, theology, and the philosophy of religion, with a focus on Augustine, Anselm, Aquinas, and Duns Scotus. Before joining the faculty at the University of South Florida, he taught at Creighton University and the University of Iowa, where he received a College of Liberal Arts and Sciences Teaching Award in 2005. Professor Williams was the Alvin Plantinga Fellow at the Center for Philosophy of Religion at Notre Dame from 2005 to 2006. He is the coauthor of Anselm, a volume in the Great Medieval Thinkers series from Oxford University Press, and the editor of The Cambridge Companion to Duns Scotus and Thomas Aquinas: Disputed Questions on the Virtues. His translations include Augustine's On Free Choice of the Will and Anselm: Basic Writings. Professor Williams also has contributed essays to many publications including Modern Theology, Philosophy and Literature, and Faith and Philosophy. He serves on the editorial board of Studies in the History of Ethics.