Fr. Reginald Lynch’s lecture explores Augustine’s account of the Trinitarian image and its reception by Aquinas, illuminating how the development of grace, human anthropology, and sacramental life shape the Christian journey toward likeness with God.

This lecture was given on June 17th, 2025, at Schloss St. Emmeram.

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About the Speakers:

Fr. Reginald Lynch is a Dominican priest of the Province of St. Joseph and a faculty member at the Dominican House of Studies in Washington, DC (USA). His research focuses on a range of issues in the History of Christianity area, especially medieval and early modern theology. His most recent work has focused on Aquinas’ reception history in the early-modern West. He has recently completed the book, Aquinas’s Summa Theologiae and Eucharistic Sacrifice in the Early Modern Period (Oxford University Press, 2023), which focuses on Dominican and Jesuit receptions of Aquinas in the sixteenth and early seventeenth centuries. He is also the author of The Cleansing of the Heart: The Sacraments as Instrumental Causes in the Thomistic Tradition (Catholic University of America Press, 2017).

Keywords: Aristotelian Categories, De Trinitate, Divine Likeness, Essence And Powers, Habitual Grace, Human Anthropology, Liturgical Virtue, Sacramental Character, Sanctification, Threefold Image

Augustine's Account of Trinitarian Image and Thomas Aquinas – Fr. Reginald Lynch, O.P.

The Thomistic Institute