Bartok was a Hungarian composer of the modern period. He extensively studied Folk music. He was one of the founders of comparative musicology. His musical abilities became apparent at a very early age. By the age of 4 before receiving any formal musical training he could play 40 piano works.
He gave his first public recital at the age of 11. When the Nazis came to power in the 1030's he emigrated to the United States and settled in New York.