This edited collection brings to light the rare virtues of Raymond Aron, the main figure of French twentieth-century liberalism, and is an essential supplement to Aron's main works, exploring the substance of his political, sociological, and philosophical thought. The cynosure of his deepest ambition was producing 'praxeology' or a theory of action. His multifaceted oeuvre embodies one of the most successful efforts in twentieth century to conceive of political philosophy as a practical philosophy.

This edited collection brings to light the rare virtues and uncommon merits of Raymond Aron, the main figure of French twentieth-century liberalism. The Companion to Raymond Aron is an essential supplement to Aron's autobiography Memoires (1984) and main works, exploring the substance of his political, sociological, and philosophical thought.