Beatriz Ferreyra was born in 1937 in Córdoba (Argentina). She studied piano with Celia Bronstein (Buenos Aires 1950-1956), harmony and musical analysis with Nadia Boulanger (1962), electroacoustic music with Edgardo Canton (G.R.M. - France ; R.A.I - Italie 1963) and composition with Earl Brown and Gorgy Ligeti (Darmstad 1967). She worked at O.R.T.F. (French National Television) in Research Department, participating to the Group of Musical Researches (G.R.M., under the leadership of Pierre Schaeffer (1963-70).