Paul Helm is a teaching fellow in theology and philosophy at Regent College in Vancouver, British Columbia. From 1993 to 2000 he taught as professor of the history and philosophy of religion at King's College, University of London. He has published numerous books and articles, including Eternal God: A Study of God Without Time (Oxford University Press, 1988), Belief Politics (Cambridge University Press, 1994) and Faith and Understanding (Eerdmans, 1997).

Gregory A. Boyd (Ph.D., Princeton Theological Seminary) is a pastor at Woodland Hills Church in St. Paul, Minnesota. Previously, he was a professor of theology at Bethel University, also in St. Paul. His books include Recovering the Real Jesus in an Age of Revisionist Replies, Letters from a Skeptic, God of the Possible, Repenting of Religion, Seeing is Believing, Escaping the Matrix, The Jesus Legend, Myth of a Christian Nation, Is God to Blame, God at War and Satan and the Problem of Evil.

Hunt teaches at Whittier College.

William Lane Craig (PhD, University of Birmingham, England; DTheol, Ludwig-Maximilians-Universität München, Germany) is professor of philosophy at Talbot School of Theology and at Houston Baptist University. In 2016 he was named by The Best Schools as one of the 50 most influential living philosophers. Craig has authored or edited over forty books, including The Kalam Cosmological Argument; Divine Foreknowledge and Human Freedom; God, Time, and Eternity; and God and Abstract Objects, as well as over 150 articles in professional publications of philosophy and theology, including The Journal of Philosophy, New Testament Studies, Journal for the Study of the New Testament, American Philosophical Quarterly, Philosophical Studies, Philosophy, and British Journal for Philosophy of Science.

Paul R. Eddy (Ph.D., Marquette University) is Professor of Theology at Bethel University in St. Paul, Minnesota. His books include John Hick's Pluralist Philosophy of World Religions (Ashgate), Across the Spectrum: Understanding Issues in Evangelical Theology (with G. A. Boyd, Baker) and Divine Foreknowledge: Four Views (with James Beilby IVP).

James K. Beilby (Ph.D., Marquette University) is professor of systematic and philosophical theology at Bethel University in St. Paul, Minnesota. His books include Why Bother With Truth? (with David Clark), Divine Foreknowledge: Four Views and The Meaning of the Atonement: Four Views (both with Paul Eddy), Naturalism Defeated?, For Faith and Clarity and Epistemology as Theology. His articles and essays have appeared in such publications as Faith and Philosophy, Philosophia Christi, Religious Studies, International Journal for Philosophy of Religion, American Journal of Theology and Philosophy, Sophia and Journal of the Evangelical Theological Society.