Walter Lippmann: An Intellectual Biography by Tom Arnold-Forster, Princeton University Press 368 pages, $35.00 In 1982 Ronald Steel won the National Book Award for his voluminous biography of the long-lived public intellectual Walter Lippmann (1889–1974), whose career as a journalist and author of middlebrow works on political theory spanned most of the last century. Despite his desire to appear consistent as he surveyed the American political scene, Lippman changed his positions on key political issues over the decades. Beginning as an editor of The New Republic in 1914, in which capacity he became a pro-English interventionist in the Great War...