Born 1947 in Styria, Austria. Studied physics and later psychology. Group dynamics trainer, supervisor and psychotherapist. Professor for psychology, counselling, systemic social work, project work and methods of social work at the Federal Academy of Social Work in Vienna, Austria 1979-2003. Lectureships at several universities of applied science and ASYS. Founder member and general secretary of ASYS. Founder and course director of the post-graduate course "Systemic Post-Graduate-Diploma for Social Work and Social Professions" of ASYS. Several publications.