William J. Slattery


Fr. William J. Slattery, ordained priest in St. Peter’s Basilica by Saint John Paul II in 1991, was awarded the Ph.D in philosophy at the Pontifical Gregorian University and the S.T.L. in theology at the Pontifical Lateran University. He speaks French, Spanish, English, and Italian and has also studied Latin, Greek, Gaelic, and German. Born on the Atlantic coast of Ireland in Dungarvan in 1961, he studied in Abbeyside at the Augustinian Friars’ high school, and later in Dublin, Salamanca, and Rome. He has worked in the U.S.A., Canada, Ireland, and Italy. While residing at the Pontifical North American College in Rome during his Ph.D and S.T.L. studies, he prepared a series of books on the formation of priests, to be published in the future. He has given the Spiritual Exercises of St. Ignatius in both English and French in North America. His published works so far are Heroism and Genius: How Catholic Priests Built Western Civilization (Ignatius Press, 2016) and The Logic of Truth: St. Thomas Aquinas’s Epistemology and Antonio Livi’s Alethic Logic (Leonardo da Vinci, 2016).

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THE LOGIC OF TRUTH. St. Thomas Aquinas's Epistemology and Antonio Livi's Alethic Logic
Price: $9.70 USD. Words: 171,930. Language: English. Published: March 19, 2017. Categories: Nonfiction » Philosophy » Contemporary philosophy, Nonfiction » Religion & Spirituality » Catholicism
The Logic of Truth confronts the epistemological foundations on which modern relativism is built. It achieves this through its presentation of Antonio Livi’s alethic logic in the light of the theory of knowledge of St. Thomas Aquinas. "A clear, rigorous, deep, and complete study of the questions raised by one of the most interesting philosophical currents of our times." ‒ Professor Dario Sacchi

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