HEINZ MACK (*1931) attended the Staatliche Kunstakademie in Düsseldorf and studied philosophy in Cologne. In 1957 he founded the ZERO group in Düsseldorf with Otto Piene. His work has been awarded numerous prizes and shown internationally in exhibitions (e.g. Guggenheim Museum New York). He lives and works in Mönchengladbach and on Ibiza.