What does it mean when a radical understanding of National Socialism is inextricably embedded in the work of the twentieth century's most important philosopher?

Richard Wolin is distinguished professor of history, political science, and comparative literature at the CUNY Graduate Center. He is the author of Heidegger's Children: Hannah Arendt, Karl Löwith, Hans Jonas, and Herbert Marcuse and The Seduction of Unreason: The Intellectual Romance with Fascism from Nietzsche to Postmodernism.