He is a Franciscan Friar, Assistant Professor of Systematic Theology and Spirituality at Catholic Theological Union in Chicago, and the author of numerous articles and twelve books, including The Franciscan Heart of Thomas Merton: A New Look at the Spiritual Influence on his Life, Thought, and Writing (2014) and, most recently, Reading, Praying, Living Pope Francis’s Rejoice and Be Glad (2019).