Dr. Scott Hahn, The Fr. Michael Scanlan Professor of Biblical Theology and the New Evangelization at Franciscan University of Steubenville, compares Vatican I and II in this excerpt from his talk, “The New Evangelization and Franciscan University.”  Dr. Hahn’s talk was the final event in the celebration of the inauguration of Father Sean O. Sheridan, TOR, sixth president of Franciscan University of Steubenville.