Joan Mueller O S C Ph DJoan Mueller, O.S.C., Ph.D., is an active Poor Clare Sister and an internationally known Franciscan scholar specializing in the writings of Clare of Assisi. A professor of systematic theology and Christian spirituality at Creighton University, she isthe author of eleven books and numerous scholarly encyclopedic entries and articles, including A Companion to Clare of Assisi; The Privilege of Poverty; Clare of Assisi; and Clare's Letters to Agnes. Read More Read Less