The great German philosopher and aesthetic theorist Theodor Wiesengrund Adorno (1903-1969) was one of the main philosophers of the first generation of the Frankfurt School of critical theory. An accomplished musician Adorno first focused on the theory of culture and art. Later he turned to the problem of the self-defeating dialectic of modern reason and freedom. In this collection of essays, imbued with the most up-to-date research, a distinguished roster of Adorno specialists explore the full range of his contributions to philosophy, history, music theory, aesthetics and sociology.