- The Immortal Emperor: The Life and Legend of Constantine Palaiologos, Last Emperor of the Romans
- The Last Centuries of Byzantium 1261-1453
- The Byzantine Lady: Ten Portraits, 12501500 (Canto original series)
- The Reluctant Emperor: A Biography of John Cantacuzene, Byzantine Emperor and Monk, c. 12951383
- Church and Society in The Last Centuries of Byzantium