Former and Emeritus Professors
M.Div. (Wisconsin Lutheran Seminary)
M.A., M. Phil. Ph.D., (Columbia University)
Professor at Wisconsin Lutheran College (2002 – 2011)
Professor at Asia Lutheran Seminary (2012 – 2020)
Director, WLC China Studies Program
Director, Fourth-Century Christianity Website
Chair, ETS Patristic Studies Group
Memberships in: Evangelical Theological Society
Institute for Biblical Research
North American Patristic Society
Society of Biblical Literature
Author of numerous books and publications in the field of Church History