| Communicatio Idiomatum: Reformation Christological Debates Richard Cross, John A. O'Brien Professor of Philosophy, University of Notre Dame Richard Cross has been the John A. O'Brien Professor of Philosophy at the University of Notre Dame since 2007. Prior to this he was Professor of Medieval Theology at the University of Oxford, and a Fellow of Oriel College. He is the author of books and numerous articles on the history of medieval philosophy and theology. |