In the ninth episode of The Heart of the Researcher, Kostis Kotsonis speaks with Mark Mazower, a professor of history at Columbia University and a prominent historian. His longstanding interest in Greece, which began during his student years, has gained international recognition. Today, Professor Mazower is considered a leading expert on modern Greek history, including the 1821 Revolution and the German Occupation. In this interview, he shares his family’s story, discusses the growing popularity of historiography, the importance of oral testimony, and the significance of national anniversaries.