Nicholas HalliganNicholas Halligan, O.P., received his doctorate in sacred theology from the Pontifical University of St. Thomas, Rome. He subsequently taught pastoral theology of the sacraments for over twenty years at seminaries in Oakland, California; Dubuque, Iow; and Washington, D.C., where he was for a time Assistant to the Dean of the School of Theology, Catholic University of America. Author of 'The Administration of the Sacraments' (Alba House, 1963) and the three-volume work on 'The Ministry of the Celebration of the Sacraments' (Alba House, 1973), Father Halligan also served as Judicial Vicar of the Military Archdiocese in Washington, D.C. until his retirement in the early 1990s. He died on June 29, 1997. Read More Read Less