Answer:
George Balanchine
Explanation:
George Balanchine was the Russian choreographer who defected to the United States to create some of the most famous "neoclassical" ballets ever, including Agon and The Prodigal Son. This Russian choreographer was a co-founder of the New York City Ballet. He created the "neoclassical style". Together with Lincoln Kirstein, he founded the School of American Ballet.