Essays in Radical Empiricism

Cold-Case Christianity: A Homicide Detective Investigates the Claims of the Gospels

Seeking Allah, Finding Jesus: A Devout Muslim Encounters Christianity

The Energies of Men and The Hidden Self

Wicca: A Guide for the Solitary Practitioner

Pragmatism and Other Writings

No God but One: Allah or Jesus? (with Bonus Content): A Former Muslim Investigates the Evidence for Islam and Christianity

What is an Emotion?

On Guard: Defending Your Faith with Reason and Precision

The Principles of Psychology - Vol. I.: Part 1

A History of Religious Ideas, Volume 2: From Gautama Buddha to the Triumph of Christianity, Volume 2

The Moral Equivalent of War

Raja Yoga: Conquering the Internal Nature

Radical Empiricism

Is the Bible God's Word?

The Will to Believe and Other Essays

Be Not Afraid of Life: In the Words of William James

Knowing God