Literary giants Ernest Hemingway, John Dos Passos, E.E. Cummings, W. Somerset Maugham, Dashiell Hammett—all were aspiring writers when they volunteered as ambulance drivers during World War I. But Hemingway, perhaps the most celebrated for his experience, which he immortalized in A Farewell to Arms and The Sun Also Rises, actually drove an ambulance only once, […]