(Beall) (1878-1968) US novelist. His polemical concern for social reform was reflected in his prolific output of documentary novels. His most famous novel, The Jungle 1906, is an important example of naturalistic writing, which exposed the horrors of the Chicago meatpacking industry and led to a change in food-processing laws. His later novels include King Coal 1917, Oil! 1927, and his 11-volume Lanny Budd series 1940–53, including Dragon’s Teeth 1942, which won a Pulitzer Prize.
He was a committed Socialist who was actively involved in politics.