William X. Kienzle, author of twenty-two previous Father Koesler mysteries, spent twenty years as a parish priest. After leaving the priesthood, he became editor of "MPLS" magazine in Minneapolis and later moved to Texas, where he was director of the Center for Contemplative Studies at the University of Dallas. Kienzle and his wife, Javan, live in Detroit, where he enjoys playing piano as a diversion from writing.