- Rome 1300: On the Path of the Pilgrim
- In the Beginning: Bibles Before the Year 1000
- The Frescoes of the Dura Synagogue and Christian Art (Dumbarton Oaks Studies)
- Seeing Medieval Art (Rethinking the Middle Ages)
- The Poetry and Paintings of the First Bible of Charles the Bald (Recentiores: Later Latin Texts and Contexts)