M.S., Math; M.Ed. Secondary Education, University of Frankfurt; M.Th. (equiv.), D.Th., University of Mainz
M.S., Math; M.Ed. Secondary Education, 1976, University of Frankfurt; D.Th, 1982, University of Mainz; research and teaching assistant, University of Mainz, 1978-82; assistant pastor, Auferstehungsgemeinde Mainz, 1982-84; missionary, WEC-International, Germany, 1984-87; lecturer, Indonesian Bible Institute, Batu, 1987-93; pastor, 1993–present, Landeskirche Hessen und Nassau; adjunct faculty, 1987-93, faculty, 1993–present, CBS-Korntal, 1993 .