The Last Man Who Knew EverythingIn 1942, a team at the University of Chicago achieved what no one had before: a nuclear chain reaction. At the forefront of this breakthrough stood Enrico Fermi. Straddling the ages of classical physics and quantum mechanics, equally at ease with theory and experiment, Fermi truly was the last man who knew everythingat least about physics. But he was also a complex figure who was a part of both the Italian Fascist Party and the Manhattan Project, and