Dr. med. RWTH Aachen 1983

Since 1994 research on Arab boats and ships.

Current work:
Documentation about the palm leaf rafts, dugouts and boats in Oman on the Arab Gulf Coast.

Last publication: (et. al.)
The Battīl and Zārūqah of Musandam, Oman, The International Journal of Nautical Archaeology (2014) 43.2: 413-435