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.
Pierre-Jean de Béranger Pierre-Jean de Béranger (19 August 178016 July 1857) was a prolific French poet and chansonnier (songwriter), who enjoyed great popularity and influence in France during his lifetime, but faded into obscurity in the decades following his death. He has been described as "the most popular French songwriter of all time" and "the first superstar of French popular music".