In the United States at the height of the Cold War, roughly between the end of World War II and the early 1980s, a new project of redefining rationality commanded the attention of sharp minds, powerful politicians, wealthy foundations, and top military brass. Its home was the human sciences psychology, sociology, political science, and economics, among others and its participants enlisted in an intellectual campaign to figure out what rationality should mean and how it could be deployed.How Reason Almost Lost Its Mind brings to life the people Herbert Simon, Oskar Morgenstern, Herman...