Born on January 2, 1947 in Cologne. Study of chemistry, doctorate Basel Univ. (1971), German Habilitation Technical Univ. ETH Zürich (1977), Professor Cologne Univ. (1979), Professor Mainz Univ. (1983), Director and Scientific Member at the Max Planck Institute for Polymer Research (1989 to 2016), Honorary Professor Mainz Univ. (since 1995). Emeritiert since Februar 2016.