Composed whilst in exile in the United States during the Second World War, Max Horkheimer and Theodor W. Adorno’s Dialectic of Enlightenment is the most famous and influential text of the Frankfurt School. A theoretical exploration of history, modernity, and culture, its core warning of crisis and regression remains highly relevant today. However, it is also a notoriously complex work of philosophy. The Routledge Guidebook to Horkheimer and Adorno’s Dialectic of Enlightenment is the first fully contextualized introduction to this foundational text in philosophy and social theory, addressing its central themes, reception, and influence. This Guidebook examines:The conceptual and intellectual background to Dialectic of Enlightenment. The ideas, themes, and arguments of the text. The reception and legacy of Dialectic of Enlightenment. A comprehensive and clearly written guide to this important text, The Routledge Guidebook to Horkheimer and Adorno’s Dialectic of Enlightenment will be invaluable to students coming to the work for the first time, as well as more advanced students and researchers in philosophy, politics, sociology, and the history of ideas.