Mexican composer and musicologist. His father was an opera singer. Born and receiving musical education in Spain he studied piano with Granados and harmony and composition with Pedrell from which he developed an enthusiasm for folklore. At the end of the Spanish Civil War, in 1939 he lived in France where he was an organist of the Toulouse Cathedral. He moved to Mexico in 1942 and became a Mexican citizen. He taught at the National Conservatory in Mexico City and wrote film music, conducted the Orfeo Catela, and as director of the Mexican Folklore Archive conducted extensive research projects about Mexican folklore.