Dr. Bruce Demarest is professor of theology and spiritual formation at Denver Seminary. Bradley Nassif (PhD, Fordham University) is a professor of Biblical & Theological Studies at North Park University, Chicago, IL. He is the co-editor of The Philokalia: Exploring a Classic Text of Orthodox Spirituality and general editor of New Perspectives on Historical Theology: Essays in Memory of John Meyendorff. Scott Hahn is Professor of Theology and Scripture at the Franciscan University of Steubenville, in Steubenville, Ohio. He also holds the Chair of Biblical Theology and Liturgical Proclamation at St. Vincent Seminary in Latrobe, Pennsylvania. He is author of The Lamb's Supper, Lord Have Mercy; Swear to God: The Promise and Power of Sacraments; and Letter and Spirit: From Written Text of Living Word in the Liturgy. Joseph D. Driskill is professor of spirituality and dean of the Disciples Seminary Foundation at the Berkeley campus of the Pacific School of Religion. Dr. Driskill leads students in exploring Protestant spiritualities, contemplative prayer, Disciples history, and the role of spirituality in pastoral care. A minister with the Christian Church (Disciples of Christ), he has pastored churches in Missouri, Kentucky, and Saskatchewan, and served for 12 years as a campus minister at the University of Western Ontario for the United Church of Canada in London, Ontario. Dr. Driskill's publications include Protestant Spiritual Exercises: Theology, History, and Practice, Spiritually Informed Pastoral Care, and, with Emerita Karen Lebacqz, Ethics and Spiritual Care: A Guide for Pastors, Chaplains, and Spiritual Directors as well as numerous journal articles.