Beatriz Ferreyra is an acousmatic composer. She is a former member of the Groupe de recherches musicales (GRM) at ORTF (French public radio and television agency until 1974) where she worked with Pierre Schaeffer. She contributed to his book Traité des Objets Musicaux (1966) and his record Solfège de l’Objet Sonore (1967). She has composed for festivals, film, theater, and video. In 2014, she was appointed Honorary Member of the International Confederation of Electroacoustic Music (CIME).