Theodor W. Adorno (1903-1969) was one of the twentieth century's most important thinkers. In light of two pivotal developments-the rise of fascism, which culminated in the Holocaust, and the standardization of popular culture as a commodity indispensable to contemporary capitalism-Adorno sought to evaluate and synthesize the essential insights of Western philosophy by revisiting the ethical and sociological arguments of his predecessors: Kant, Nietzsche,...