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

Seeking Allah, Finding Jesus: A Devout Muslim Encounters Christianity

Wicca: A Guide for the Solitary Practitioner

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

On Guard: Defending Your Faith with Reason and Precision

Is the Bible God's Word?

The Religion of Tomorrow: A Vision for the Future of the Great Traditions - More Inclusive, More Comprehensive, More Complete

Grimoire for the Green Witch: A Complete Book of Shadows

Big Gods: How Religion Transformed Cooperation and Conflict

Living Buddha, Living Christ 20th Anniversary Edition

The Holy Science

Answering Jihad: A Better Way Forward

Become What You Are: Expanded Edition

Faith Is for Weak People: Responding to the Top 20 Objections to the Gospel

The Texture of the Divine: Imagination in Medieval Islamic and Jewish Thought

Babylon Religion: How a Babylonian Goddess Became the Virgin Mary

Illuminati: The Secret Society That Hijacked the World (The History of One of the World's Most Notorious Secret Societies)

Barahin-e-Ahmadiyya - Parts I & II: Arguments in Support of the Holy Quran and the Prophethood of the Holy Prophet Muhammad

The Humanity of Muhammad: A Christian View