Born 1952 in Baden-Baden. Study of physics, doctorate Karlsruhe Univ. (1977), German Habilitation in physics Dortmund Univ. (1980), Heisenberg Scholarship (1981), Assistant Professor (1984), Associate Professor (1985) and Professor (1987) Univ. Berkeley/USA, Director emeritus and Scientific Member at the Max Planck Institute for Nuclear Physics (since 1988), Honorary Professor Univ. Heidelberg (1989). Member of the Heidelberg Academy of Sciences since 2010.