Electroacoustic innovator François Bayle was born in Tamatave, Madagascar on April 27, 1932; a pupil of Stockhausen, Messiaen and Pousseur, in 1960 he joined the Groupe de Recherches Musicales (GRM), studying under musique concrète pioneer Pierre Schaeffer while concurrently serving as a public relations assistant. By 1964, Bayle was named Director of the GRM, three years later completing his first major electronic composition, Espaces Inhabitables; his major breakthrough was the 1974 development of the Acousmonium, which consisted of 80 assorted loudspeakers designed for tape...