John O'Callaghan associate professor of philosophy at the University of Notre Dame. He is a permanent member of the Pontifical Academy of St. Thomas Aquinas and former president (2012-13)of the American Catholic Philosophical Association.
John O'Callaghan associate professor of philosophy at the University of Notre Dame. He is a permanent member of the Pontifical Academy of St. Thomas Aquinas and former president (2012-13)of the American Catholic Philosophical Association.