| 2004 |
Prof. Emeritus (from August 31) |
| 1989–2004 |
Full Professor of Biochemistry, University of Zurich |
| 1980–1989 |
Associate Professor, Department of Biochemistry, University of Zurich |
| 1977–1980 |
Max-Planck-Institut of Biophysical Chemistry, Göttingen |
| 1972–1977 |
H3-Professor, Institute of Genetics, University of Köln |
| 1967–1971 |
Postdoctoral Fellow and Assistant Professor at the Rockefeller University in New York (Prof. R.B. Merrifield) |
| 1967 |
PhD in Chemistry at the Technische Hochschule Aachen, PhD thesis at the Deutsches Wollforschungsinstitut (Prof. H. Zahn) |