David Steindl-Rast is a Benedictine monk, an author, a psychologist, a theologian, an anthropologist, and a lecturer. His pioneering work on behalf of interfaith dialogue won him the Martin Buber Award in 1975. He is the author of Gratefulness, the Heart of Prayer and A Listening Heart and the coauthor of Belonging to the Universe, winner of the American Book Award, and The Ground We Share. He has contributed to numerous books and periodicals, including Encyclopedia Americana and New Age Journal, and serves as founding advisor of www.gratefulness.org. He lives in Ithaca, New York. Sr. Joan Chittister is an internationally known author and lecturer, and the executive director of Benetvision: A Resource and Research Center for Contemporary Spirituality. She is past president of the Conference of American Benedictine Prioresses and the Leadership Conference of Women Religious. Her books include The Friendship of Women, The Gift of Years, In Search of Belief, In the Heart of the Temple, and Wisdom Distilled from the Daily. She lives in Erie, Pennsylvania.