John O'Callaghan

John O'Callaghan is an associate professor of philosophy at the University of Notre Dame and a permanent member of the Pontifical Academy of St. Thomas Aquinas.


  1. Does the Mass Say Christmas Is About Justice?

    John O’Callaghan, ND Associate Professor of Philosophy, questions the liturgy to see whether Christmas is about justice or... something else.

    Jan Baptist Van Meunincxhove The Burg In Bruges