German artist born in 1942. From 1962 to 1964 he studied at the Internationalen Ferienkursen für Neue Musik in Darmstadt with Stockhausen, Ligeti, Boulez, and Heinz-Klaus Metzger. He has worked with typography, graphic arts, photography, and musical composition. From 1963 to 1967 he published works under the pseudonym Friedrich Leinbereiter.