Memberships

German Society for Photography, Cologne Chair (DGPh)

Member since 1975.  After board activity 2002 honorary member.

German photography academy, Leinfelden-Echterdingen Chair (DFA)

Member since 1977. After board activity 1992 honorary member.

Professional association of visual artists (BBK-OWL).

Member since 1967.  Board activities

Association of freelance photo designers, Stuttgart Chair (BFF)

Member since 1970.  Since 1988 corresponding advisor.

Association of photography education, Bielefeld Chair (FFA)

Member since 1984.