double bass
Sigi Busch
According to Martin Kunzler's Jazz-Lexikon, the guitarist Andreas Willers studied in 1982 at the Hamburg University of Music with Harry Pepl, Manfred Schoof and Sigi Busch.
German jazz double bassist and teacher, born 1943 in Krefeld-Uerdingen, member of the early European jazz-rock band Association P. C.; from 1988 professor of double bass, jazz theory and ear training at the Hochschule der Künste Berlin (today Berlin University of the Arts), author of teaching materials.