Fr. Gregory is a student, studying dogmatic theology at the University of Fribourg, Switzerland. He previously served as the Assistant Director for Campus Outreach with the Thomistic Institute in Washington, DC, and as an associate pastor at St. Louis Bertrand Church in Louisville, KY where he also taught at Bellarmine University.

Born and raised near Philadelphia, PA, he attended the Franciscan University of Steubenville, where he studied mathematics and humanities. Upon graduating, he entered the Order of Preachers in 2010. He was ordained a priest in 2016.

With Matt Fradd, he is the author of Marian Consecration With Aquinas: A Nine Day Path for Growing Closer to the Mother of God (TAN Books, 2020).