- Roswitha Sperber
- and 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 (...