- From Barbarians to New Men: Greek, Roman, and Modern Perceptions of Peoples from the Central Apennines (Oxford Classical Monographs)
- Empire and Political Cultures in the Roman World
- Romulus' Asylum: Roman Identities from the Age of Alexander to the Age of Hadrian
- Re-Thinking the West: Technology, Ecology, and Nature
- Re-Thinking the West: Beliefs and Worldviews