Joan Peyser wrote a biography of a French composer who was born in what year?
Pierre Boulez Pierre Louis Joseph Boulez CBE (] ; 26 March 1925 – 5 January 2016) was a French composer, conductor, writer and organiser of institutions. He was one of the dominant figures of the post-war classical music world.
Wal-Berg Voldemar Rosenberg, better known by his stage name Wal-Berg (born October 13, 1910, Istanbul - July 12, 1994, Suresnes) was a French composer and conductor.