John W. Crossin, OSFS, is a Roman Catholic moral theologian and ethicist. He was named executive director of the United States Conference of Catholic Bishops’ (USCCB’s) Secretariat for Ecumenical and Interreligious Affairs in 2011. Father Crossin served most recently as executive director of the Washington Theological Consortium, 1998-2011. He holds a Ph.D. in Moral Theology and master’s degrees in Psychology andTheology from The Catholic University of America. He is past president of the North American Academy of Ecumenists and the Thomas More Society of Washington. He is widely published in theological journals and is author of the following books: Everyday Virtues (2014); Walking in Virtue: Moral Decisions and Spiritual Growth in Daily Life (1997); Friendship: The Key to Spiritual Growth; and What Are They Saying About Virtue? (2014).