John Steinbeck allowing Steinbeck to spend a full day on the set of "The Grapes of Wrath" and the next day on the set of "Of Mice and Men." In the 1930s and 1940s, Ed Ricketts strongly influenced Steinbeck's writing. Steinbeck frequently took small trips with Ricketts along the California coast to give himself time off from his writing and to collect biological specimens, which Ricketts sold for a living. Their joint book about a collecting expedition to the Gulf of California in 1940, which was part travelogue and part natural history, published just as the U.S. entered World War II, never
John Steinbeck Steinbeck accompanied the commando raids of Douglas Fairbanks, Jr.'s Beach Jumpers program, which launched small-unit diversion operations against German-held islands in the Mediterranean. At one point, he accompanied Fairbanks on an invasion of an island off the coast of Italy and helped capture Italian and German prisoners, using a Tommy Gun. Some of his writings from this period were incorporated in the documentary "Once There Was a War" (1958). Steinbeck returned from the war with a number of wounds from shrapnel and some psychological trauma. He treated himself, as ever, by writing. He wrote Alfred Hitchcock's movie, "Lifeboat" (1944), and