Hans Boersma (Ph.D. University of Utrecht) is the J. I. Packer Professor of Theology at Regent College in Vancouver, Canada. Before coming to Regent College in 2005, Boersma taught for six years at Trinity Western University in Langley, British Columbia. He also served several years as a Pastor. Boersma has written of a number of books, including Embodiment and Virtue in Gregory of Nyssa: An Anagogical Approach (Oxford University Press, 2013), Heavenly Participation: The Weaving of a Sacramental Tapestry (Eerdmans, 2011), Nouvelle Théologie and Sacramental Ontology: A Return to Mystery (Oxford University Press, 2009), and Violence, Hospitality, and the Cross: Reappropriating the Atonement Tradition (Baker Academic, 2004).
Matthew Levering is Perry Family Foundation Professor of Theology at Mundelein Seminary. He serves as co-editor of two theological quarterlies, Nova et Vetera and The International Journal of Systematic Theology. He is the author of Predestination (Oxford University Press, 2011), Biblical Natural Law (Oxford University Press, 2008), and Natural Law: A Jewish, Christian, and Islamic Trialogue (with David Novak and Anver Emon; Oxford University Press, 2014). He is also the co-editor of Vatican II: Renewal within Tradition (with Matthew L. Lamb; Oxford University Press, 2008).