R.Z. was born in Basel, Switzerland in 1950. Studied sculpture at the Hochschule der Künste (College of the Arts) in Berlin with Prof. Max Rose and Prof Guenther Ohlwein. Founded an independent theatre group. Acted (?) and made masks and puppets (for, among other things a program ‘Ratz und Rübe’ (Rat and Carrot) for the German second national TV channel ZDF’s series ‘Rappelkiste’.) (Crazy box) Wrote scripts for documentary films for children and young people. Since 1998, working regularly as a sculptor in Berlin.