Why is Ernest Hemingway still so well-known decades after his death, but not his friend/contemporary John Dos Passos? In this interview, James McGrath Morris , author of the biography The Ambulance Drivers: Hemingway, Dos Passos, and a Friendship Made and Lost in War , joins us to talk about it. Dos Passos was “trying to change the world of writing” like Hemingway, according to Morris. “They were both the same. They're both revolutionaries who felt that World War I so changed the world that old