Donald S. Prudlo is Warren Professor of Catholic Studies at the University of Tulsa and the author of a number of books including Thomas Aquinas: A Historical, Theological, and Environmental Portrait, Certain Sainthood, and The Martyred Inquisitor. His translation of Bartholomew of the Martyr's Stimulus Pastorum: A Charge to Pastors was published by St. Augustine's Press in 2022.