- Sigrid Wiesmann
(b Vienna, April 22, 1941). Austrian composer, conductor and stage director. He studied at the Vienna Hochschule für Musik (teaching diploma, 1965) with Schiske, von Einem and others and at the Paris Conservatoire (1967–9), where his teachers included Messiaen and Leibowitz; he also studied electro-acoustics with François Bayle and Pierre Schaeffer. He has worked as a freelance composer for Austrian Radio (from 1966) and taught at the Vienna Hochschule für Musik (from 1970, professor 1990). A founding member of the Groupe International de Musique Electroacoustique de Paris (1969), he also co-founded the K & K Experimentalstudio, Vienna (1975), which has staged many productions of his works, and the Gesellschaft für Elektroakustische Musik (1984, chair 1988–91). He has served as chair (1988–91) of the Austrian section of the ISCM and as a committee member for Austro Mechana (from ...