Claudia Haber, soprano born 1967 in Speyer, Germany 1987-89 study of history of art in Siena, Perugia and Berlin 1989-96 study of singing with Ute Niss and Jutta Schlegel in Berlin masterclasses with Markus Haas, Kurt Equiluz, Brenda Mitchell and Hilde Zadek Choirs-member a.o. at the Komische Oper Berlin and the Sch–nberg-Chor Vienna founding member of ensemble mosaik recently living in Vienna