Composing may still be a predominantly male profession, but the individual who had arguably the greatest impact on the American musical landscape of the 20th century was a woman, Nadia Boulanger, with whom more than 130 American composers studied their craft. “Unlike Schoenberg, she did not try to create followers who hewed to a set style or compositional approach. That is clear from the diversity of her students, ranging from famed atonalist Elliott Carter to Joe Raposo, who wrote music for Sesame Street.“