Stephen L. Brock is a priest of the Prelature of Opus Dei (ordained 1992). He is Ordinary Professor of Medieval Philosophy at the Pontifical University of the Holy Cross in Rome, where he has taught since 1990. He received a BA from the University of Chicago and a PhD in Medieval Studies from the University of Toronto. In 2017 he is a visiting scholar at the University of Chicago, collaborating in the Templeton Foundation project “Virtue, Happiness, and Meaning in Life,” directed by Candace Vogler and Jennifer Frey Address: Rome, Italy