God at War: A Meditation on Religion and Warfare

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

Why God Needs War and War Needs God

Seeking Allah, Finding Jesus: A Devout Muslim Encounters Christianity

When God Stops Fighting: How Religious Violence Ends

Wicca: A Guide for the Solitary Practitioner

Religion in Global Civil Society

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

The Oxford Handbook of Global Religions

On Guard: Defending Your Faith with Reason and Precision

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

Is the Bible God's Word?

God in the Tumult of the Global Square: Religion in Global Civil Society

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

Witchcraft: Theory and Practice

Living Buddha, Living Christ 20th Anniversary Edition

The Holy Science