Composed over 200 scores for films, as well as writing music for theatre and radio.
Settled in Britain in 1936.
During the Second World War, between 1941 and 1944, he was a music director (and composer) for the French section of the BBC Overseas Service, for which the French Government later decorated him.
Studied music in Paris under Nadia Boulanger and Paul Dukas.
Qualified as an engineer in Zurich in 1928.
Founder, The Society for the Promotion of New Music (SPNM) in 1943.