Theodor W. Adorno (September 11, 1903 – August 6, 1969) was a German-born international sociologist, philosopher, and musicologist. He was a member of the Frankfurt School of social theory along with Max Horkheimer, Walter Benjamin, Herbert Marcuse, Jürgen Habermas, and others. He was also the Music Director of the Radio Project from 1937 to 1941, in the U.S.