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 of German, English, and Irish descent. Johann Adolf Großsteinbeck (1828–1913), Steinbeck's paternal grandfather, shortened the family name to Steinbeck when he immigrated to the United States. The family farm in Heiligenhaus, Mettmann, North Rhine-Westphalia, Germany, is still named "Großsteinbeck." His father, John Ernst Steinbeck (1862–1935), served as Monterey County treasurer. John's mother, Olive Hamilton (1867–1934), a former school teacher, shared Steinbeck's passion for reading and writing. The Steinbecks were members of the Episcopal Church, although Steinbeck later became agnostic. Steinbeck lived in a small rural town, no more than a frontier settlement, set in some of the world's most fertile