Roger E. Olson (PhD, Rice University) is Emeritus Professor of Christian Theology at Baylor University's George W. Truett Theological Seminary where he taught for twenty-two years. He previously taught theology at Bethel University. He is a graduate of North American Baptist Seminary and Rice University and is a Baptist and Mennonite evangelical Christian theologian. He and his wife Becky have been married over fifty years and have two daughters and four grandchildren. Roger lives in Denver, Colorado.