Alexander (Pollack), Leni
- Raquel Bustos Valderrama
(b Breslau [now Wrocław], June 8, 1924; d Aug 7, 2005). Chilean composer and educator of German origin. She emigrated to Chile in 1939 and adopted Chilean nationality in 1951. She studied with Frè Focke (1949–53) in Chile and with René Leibowitz...