Gallery artists
Biography
| 1924 | born in Aachen |
| 1946-1950 | Studies of Painting at the Düsseldorf Art Academy |
| 1953 | Foundation of „Gruppe 53“ with Peter Brüning, Gerhard Hoeme and Friedrich Werthmann |
| 1957-1960 | Chairman of „Gruppe 53“, Düsseldorf |
| 1960 | Making of first newspaper collages |
| 1964 | one-month stay in New York |
| 1967-1990 | Professorship at the Berlin University of the Arts |
| 1982-1985 | Chaiman of the Association of German Artists |
| 2011 | died in Düsseldorf |
Awards and grants
| 1961 | Sponsorship Award of the State of North Rhine-Westphalia |