Who choreographed over 150 works for the New York City Ballet and co-founded the School of American Ballet?

George Balanchine is renowned for his significant contributions to ballet in the United States, particularly for his role in shaping the New York City Ballet. As a choreographer, he created over 150 works, establishing a unique style that emphasized technical precision and musicality. His partnership with Igor Stravinsky, who composed many scores for Balanchine's dances, was pivotal; however, Balanchine's vision led to the creation of new forms and interpretations in ballet.

Furthermore, he co-founded the School of American Ballet, which has been instrumental in training a new generation of dancers and ensuring the growth of ballet in America. His legacy is evident in the modern ballet repertoire and in the continuing influence his choreography has on both dancers and choreographers today.