This lecture was presented by the campus chapter of the Thomistic Institute at the University of California, Berkeley on October 21, 2019.

Fr. Bernhard Blankenhorn, O.P. is a Dominican friar of the Province of the Most Holy Name of Jesus. He is a professor of theology at the Pontifical University of St. Thomas Aquinas (Angelicum) in Rome, where he is an associate director of the Thomistic Institute. He did his doctoral studies at the University of Fribourg in Switzerland, under the direction of Fr. Gilles Emery, O.P. He has published "The Mystery of Union with God: Dionysian Mysticism in Albert the Great and Thomas Aquinas" (CUA Press, 2015). He is currently completing a textbook on the Eucharist. His other research interests include medieval Dominican mystical theologies, the function of metaphysics in theology, the grace/nature relation, the notion of revelation, the development of doctrine and the charisms.