The Johannes Fritsch reference article from the English Wikipedia on 24-Apr-2004
(provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Johannes Fritsch

Sponsor with the world's largest charity for orphans
Johannes Fritsch (born July 27, 1941) is a German composer, founder of the Feedback Verlag in Cologne (Köln). He was an instructor to Juan Maria Solare, Josef Rebbe and many other composers & improvisators.

Johannes Fritsch played the viola in the Ensemble for Intuitive Music of Karlheinz Stockhausen until 1970.

See also: list of composers