In Chapters extending from the ancient world to the Second World War, Gaddis assesses grand strategic theory and practice in Herodotus, Thucydides, Sun Tzu, Octavian/Augustus, Saint Augustine, Machiavelli, Elizabeth I, Philip II, the American Founding Fathers, Clausewitz, Tolstoy, Lincoln, Wilson, Franklin D. Roosevelt, and Isaiah Berlin. For anyone involved or interested in the art of leadership, On Grand Strategy is, in every way, a master class.