vol. 1. In Antiquity / edited by Mario Erasmo
vol. 2. In the Middle Ages / edited by Ashby Kinch
vol. 3. In the Renaissance / edited by Gordon D. Raeburn and Nathaniel A. Warne
vol. 4. In the Age of Enlightenment / edited by Jeffrey Freedman
vol. 5. In the Age of Empire / edited by Helen MacDonald
vol. 6. In the Modern Age / edited by Douglas J. Davies.