Diploma (1969) and Ph.D. in physics from the University of Berlin, 1972; from 53 European candidates for the 1977 ESA Spacelab-1 selection one of six German candidates, but not selected then; Assistant Professor of physics; hobbies: Flying; ocean-sailing, photography, music, reading; since 1987 Professor and Director, Institute of Spacetechnology, University of Berlin, and manager of Space Institute Berlin and the “SpaceTech GmbH”, Berlin, he died in a crash of a Me-108 Taifun plane.