Paul Borthwick is senior consultant for Development Associates International and teaches global Christianity at Gordon College in Wenham, Massachusetts. He holds a Bachelor's degree in Business Administration from the University of Massachusetts (Amherst), a Master's of Divinity from Gordon-Conwell Theological Seminary, and a Doctor of Ministry in Cross-Cultural Studies, also from Gordon-Conwell Theological Seminary. In addition to his numerous books, Paul’s articles on the topics of youth, missions, and discipleship have appeared in such Christian publications as Decision, REV, Leadership Journal, Evangelical Missions Quarterly and GROUP. He contributes often to Discipleship Journal. Through his speaking, writing and resource ministry, Bor
Douglas Groothuis (PhD, University of Oregon) is professor of philosophy at Denver Seminary in Denver, Colorado, where he heads the Apologetics and Ethics masters degree program. His articles have been published in professional journals such as Religious Studies, Philosophia Christi, Themelios, Christian Scholar's Review, Inquiry, and Journal of the Evangelical Theological Society. He has written numerous books, including Christian Apologetics and, most recently Philosophy in Seven Sentences.
