- Roswitha Sperber
- , revised by Bettina Brand
(b Ludwigshafen am Rhein, Nov 6, 1936). German composer and pianist. She studied at the Mannheim Musikhochschule (1954–7), where her teachers included Helmut Vogel (piano) and Hans Vogt (composition). After teaching the piano there from 1958 to 1962, she continued her studies at the Munich Musikhochschule (1962–3) with Eric Ten Berg (piano) and Harald Genzmer (composition), among others; she also studied at the Darmstadt summer courses with Hermann Heiss (composition) and David Tudor (piano), and at the Accademia Musicale Chigiana, Siena, with A.F. Lavagino (film music). A founding member of the Internationaler Arbeitskreis Frau und Musik (1978), Heller has concentrated as a performer and editor chiefly on the music of women composers. She received her first commission for a musical composition from Moeck Verlag, Celle, in 1984. From 1990 to 1996 she worked intensively with experimental and electronic music and graphic compositions; these were exhibited as a body of work in Weimar in ...