Director of puppet theatre, playwright and essayist, il managed several UNIMA publications: Figur and Spiel im Puppentheater der Welt (1977), Die Welt des Puppenspiels(1989).
Director of puppet theatre, playwright and essayist, il managed several UNIMA publications: Figur and Spiel im Puppentheater der Welt (1977), Die Welt des Puppenspiels(1989).