Pierre Henri Marie Schaeffer (English pronunciation: , French pronunciation: [ʃɛfɛʁ]; 14 August 1910 – 19 August 1995) was a French composer, writer, broadcaster, engineer, musicologist, acoustician and founder of Groupe de Recherche de Musique Concrète (GRMC). His innovative work in both the sciences—particularly communications and acoustics—and the various arts of...