The American Dance Theater Founder is Alvin AILEY, a five-letter word. AILEY was an African-American choreographer and activist who founded the Alvin AILEY American Dance Theater in 1958. He was a pioneer in modern dance and his works often explored the African-American experience. AILEY's choreography has been performed by many of the world's leading dance companies and he has received numerous awards for his contributions to the art form.