- The Egalitarian Spirit of Christianity: The Sacred Roots of American and British Government
- The Separation of Church and State: Has America Lost Its Moral Compass?
- The Catholic Roots of the Protestant Gospel: Encounter Between the Middle Ages and the Reformation (Studies in the History of Christian Thought) (Studies in the History of Christian Thought)
- The Dark Side of Church/State Separation: The French Revolution, Nazi Germany, and International Communism
- Forces of Secularity in the Modern World: Volume 1 (Washington College Studies in Religion, Politics, and Culture)
- Richard P. Feynman
- Anchee Min
- Larry Gonick
- Georg Wilhelm Friedrich Hegel
- Steven Weinberg
- Robert H. Frank
- Karl F. Kuhn
- Walter Nicholson
- F.E. Peters
- Scott B. Smart
- Kenneth W. Ford
- Norman Anderson
- Ian S. Markham
- Joseph Tracy
- William J. Gill
- Frank Westhoff
- Merle E. Dowd
- Frederick Gustav Weiss
- Woollcott Smith