Craig A. Boyd, Ph.D., directs the Faith Integration Program at Azusa Pacific University, where he is professor of philosophy in the School of Theology. He is interested in medieval philosophy, Christian ethics, and the relationship between religion and science. He participated in the John Templeton Oxford Seminars on Christianity and Science, 2003-05. In addition to teaching, Boyd is a frequent presenter for philosophical and theological groups and writes about Thomas Aquinas, Natural Law, and evolutionary psychology, among other topics.  He has composed articles and chapters for Zygon: Journal of Religion and Science, American Catholic Philosophical Quarterly, Studies in Science and Theology, and Prospects of Postmodernism.