Most Popular Books
- Italy in the Central Middle Ages: 1000-1300 (Short Oxford History of Italy)
- The Medieval Reformation
- A Distinct Voice: Medieval Studies in Honor of Leonard E. Boyle, O.P
- Adrian IV the English Pope (1154-1159): Studies and Texts (Church, Faith and Culture in the Medieval West)
- Innocent III: Studies on Papal Authority and Pastoral Care (Collected Studies, 490)
