R a MarkusR. A. Markus is Professor Emeritus in the University of Nottingham and a Fellow of the British Academy. He has been Distinguished Visiting Professor at the Catholic University of America, Washington D.C., and at the University of Notre Dame. Among hi many publications are Saeculum: History and Society in the Theology of St. Augustus (1970), Christianity in the Roman World (1974), and The End of Ancient Christianity (1990). Read More Read Less