Graduate, University Utrecht, Netherlands, 1976.
Minister Dutch Reformed Church, Herwijnen, Netherlands, 1977—1981, ´S-Gravendeel, Netherlands, 1981—1989, Zoetermeer, Netherlands, 1989—1994, Kampen, Netherlands, 1994—2003. Chairman of the regional missionary committee Dordrecht, Netherlands, 1981—1989. Founder and chairman regional committee ´Church and Israel´ Dutch Reformed Church, Zoetermeer, Netherlands, 1992—1994, member board, national council for relations between the church and Israel Driebergen, Netherlands, 1993—1998.
Chairman national study committee Church and Israel United Dutch Protestant Churches, Utrecht, Netherlands, 1994—2000. Chairman diverse organs united protestant churches, 1998—2003. Member board Encounter of Worldviews Foundation, towards a global ethos, Utrecht, Netherlands, 1999—2003.
Director, counselor Consultancy ´De Kleine Prins´ (The Little Prince), a consultancy firm, facilitating existential dialogue, Kampen, Netherlands, 2000—2003.
Co-founder, secretary Encounter of Worldviews Foundation, Utrecht, Netherlands, 1999.
Married Anna Liza Wilhelmina Moll. Children: Robert Jan, Bart Christian, Stefan Daniel, Mattias Timmen.