Igor Fyodorovich Stravinsky was a Russian-born, naturalized French, later naturalized American composer, pianist, and conductor. He is widely acknowledged as one of the most important and influential composers of 20th century music. He was named by Time magazine as one of the 100 most influential people of the century. He became a naturalized French citizen in 1934 and a naturalized US citizen in 1945. In addition to the recognition he received for his compositions, he also achieved fame as a pianist and a conductor, often at the premieres of his works.