This exploration of the private wartime diary of Alfred Rosenberg—Hitler’s “chief philosopher” and architect of Nazi ideology—interweaves the story of its recent discovery with the revelation of its never-before-published contents, which are contextualized by the authors (Wittman is a New York Times bestselling author): The result is a unprecedented, page-turning narrative of the Nazi rise to power, the Holocaust, and Hitler’s post-invasion plans for Russia.