Pierre Boulez's first piano pieces date from his youth, prior to his studies in Paris with Messiaen, and his subsequent meteoric rise to international acclaim as the leader of the musical avant-garde during the 1950s. His most recent published work is a solo piano piece, Une page d’éphéméride, written some sixty years after his first attempts at composition. The piano has remained central to Boulez's creative work throughout his career, and although his renown as a conductor has to some extent overshadowed his other achievements, it was as a performer of his own piano music that his...