S.T.B. and M.A./S.T.L., School of Theology, Catholic University of America; Ph.D., in Classical Philology and Early Christian Theology and Literature, the Graduate School of Arts and Sciences, Catholic University of America. Instructor at Washington Theological Union, Catholic University of America, and Virginia Theological Seminary. Member of the North American Patristic Society, the Catholic Historical Association, the American Society of Church History, and the Catholic Theological Society of America.