Great fiction has sometimes changed the way the world thinks. Readers may have identified so closely with a character’s plight that inaction at the end of the story was not an option. Or, an author’s vivid portrayal of filthy housing conditions, chain gangs, or slavery sparked a movement that fostered social change. Books like Harriet Beecher Stowe’s Uncle Tom’s Cabin and Upton Sinclair’s The Jungle come to mind. (Sinclair’s novel about the unhealthy conditions in the meatpac