Bryan M. Litfin was Professor of Theology at Moody Bible Institute for sixteen years and now works in marketing at Moody Publishers. His writing ranges from scholarly works in patristics to historical fiction. He has a Th.M. from Dallas Seminary and a Ph.D. in ancient Christianity from the University of Virginia. He and his wife Carolyn live in Wheaton, Illinois. His website is www.bryanlitfin.com.