Joan MuellerJoan Mueller, Ph.D., is professor of theology and Christian spirituality at Creighton University in Omaha, Nebraska. A Franciscan scholar and writer, she has written many books and articles, including Praying Advent: Three Minute Refections on Peace, Faithfulness, Joy, and Light; Forgiveness: Three Minute Reflections on Redeeming Life's Most Difficult Moments; and Francis, the Saint of Assisi. Read More Read Less