The Great Depression of the 1930s was more than an economic catastrophe to many American writers and artists. Attracted to Marxist ideals, they interpreted the crisis as a symptom of a deeper spiritual malaise that reflected the dehumanizing effects of capitalism, and they advocated more sweeping social changes than those enacted under the New Deal. In Radical Visions and American Dreams, Richard Pells discusses the work of Lewis Mumford, John Dewey, Reinhold Niebuhr, Edmund Wilson, and Orson Welles, among others. He analyzes developments in liberal reform, radical social criticism,...