| since 1992 | Professor at University of Cologne – Germany | 
| 1989 – 1992 | Journeys to Hawaii; Sketchbooks | 
| 1989 | State doctorate; assistant professor | 
| 1986 – 1987 | South Pacific; Sketchbooks | 
| 1981 | Postdocturate | 
| 1979 – 1980 | Artistic work with Eberhard Königsreuther (Erlangen – Germany) | 
| 1978 – 1989 | Assistent at University Erlangen-Nürnberg – Germany | 
| 1976 | South Asia and USA; Sketchbooks | 
| 1972 – 1975 | Artistic education with Hans-Jürgen Schlieker (1924-2005; Bochum – Germany) | 
| 1950 | Born on Tuesday December 12th in Dortmund – Germany |