San Francisco Ballet School Mateo, and Oakland. After Bolm left in 1937, new Opera ballet mistress Mildred Hirch added a fencing master during her year-long direction; Willam Christensen, previously director of the Oakland Branch School, became SF Opera ballet master and full school director in 1938. As San Francisco Opera Ballet expanded its touring schedule, it became increasingly difficult for Christensen to serve in both of his professional capacities. In 1940, his brother Harold Christensen took over the position of school director. In 1942, the two Christensen brothers purchased both the ballet company and the school from the Opera Association, renaming the company San
Soundwave Festival (San Francisco) Soundwave Festival (San Francisco) Soundwave Biennial Festival (formerly called the Soundwave Series) is a sound, art, and music festival that happens every two years for two months in San Francisco. Soundwave is produced by the 501(c)3 non-profit Mediate Art Group. The festival features diverse local and international multimedia artists working with sound including noise artists, sound artists, improvisers, experimental musicians, composers, avant-garde musicians, vocalists, electroacoustic musicians, classical musicians and rock musicians. The festival focuses on new and unusual performances and art works, often in untraditional environments. Soundwave primarily showcases "sound art," but also explores disciplines such as media art, performance