The purely philosophical concerns of Theodor W. Adorno's negative dialectic would seem to be far removed from the concreteness of critical theory; Adorno's philosophy considers perhaps the most traditional subject of "pure" philosophy, the structure of experience, whereas critical theory examines specific aspects of society. But, as Brian O'Connor demonstrates in this highly original interpretation of Adorno's philosophy, the negative dialectic can be seen as the theoretical foundation of the reflexivity or critical rationality required by critical theory. Adorno, O'Connor argues, is...