Thomas Egger serves as Assistant Professor of Exegetical Theology (Old Testament) at Concordia Seminary, Saint Louis. From 1994-2000 he worked at Concordia Historical Institute, researching the life and writings of C.F.W. Walther. He was pastor at Zion Lutheran Church, Storm Lake, Iowa, before joining the seminary faculty in 2005.
Dr. Thomas Manteufel is professor emeritus at Concordia Seminary, St. Louis.. He served as a pastor in Iowa 1969-1977 and has taught Systematic Theology in St. Louis since 1979. He is a Walther Round Table Counselor for Concordia Historical Institute.