CRAIG G. BARTHOLOMEW (PhD, University of Bristol) is the H. Evan Runner Professor of Philosophy at Redeemer University College in Ancaster, Ontario, and principal of the Paideia Centre for Public Theology. MICHAEL W. GOHEEN (PhD, University of Utrecht) is Director of Theological Education and Scholar-in-Residence at the Missional Training Center--Phoenix. He is also Jake and Betsy Tuls Professor of Missiology at Calvin Theological Seminary, Senior Fellow of Newbigin House of Studies, and minister of preaching at New West Christian Reformed Church in Burnaby, British Columbia.