The Age of Faith: A History of Medieval Civilization (Christian, Islamic, and Judaic) from Constantine to Dante, AD 325–1300 (The Story of Civilization)
2014
Caesar and Christ: A History of Roman Civilization and of Christianity from Their Beginnings to AD 325 (The Story of Civilization)
2014
Our Oriental Heritage (The Story of Civilization)
2013
The Story of Philosophy: The Lives and Opinions of the Greater Philosophers
2010
The Age of Voltaire: A History of Civlization in Western Europe from 1715 to 1756, with Special Emphasis on the Conflict between Religion and Philosophy (The Story of Civilization)
2015
The Life of Greece: A History of Greek Civilization from the Beginnings, and of Civilization in the Near East from the Death of Alexander, to the Roman Conquest (The Story of Civilization)
2013