- American Culture in the 1950s (Twentieth Century American Culture S.)
- Neil Young: American Traveller
- The Constant Dialogue: Reinhold Niebuhr and American Intellectual Culture
- William James and the Transatlantic Conversation: Pragmatism, Pluralism, and Philosophy of Religion
- Romantic Science and the Experience of Self: Transatlantic Crosscurrents from William James to Oliver Sacks