born 1956; Diplom 1981 (University of Konstanz); Dr. rer. nat. 1985 (University of Konstanz, R. R. Schmidt, Hetero-Diels-Alder Reactions with Inverse Electron Demand for the Synthesis of Hexopyranosides); Postdoctoral Researcher 1985-86 (Yale University, S. J. Danishefsky, Alkaloid Synthesis); Habilitation 1992 (University of Konstanz); Dozent for Organic Chemistry 1992-1993 (University of Konstanz); Associate Professor (C-2) 1993-1994 (University of Braunschweig); Associate Professor (C-3) 1994-1997 [Martin-Luther University Halle-Wittenberg, Halle (Saale)]; Full Professor (C-4) 1998-present (University of Tübingen)