Gandhi: A Spiritual Biography

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

Sleep as a State of Consciousness in Advaita Vedānta

Seeking Allah, Finding Jesus: A Devout Muslim Encounters Christianity

Sati: Historical and Phenomenological Essays

The Varieties of Scientific Experience: A Personal View of the Search for God

The World's Religions after September 11: [4 volumes]

A Primal Perspective on the Philosophy of Religion

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

Women Saints in World Religions

Undeniable: How Biology Confirms Our Intuition That Life Is Designed

Decolonizing Indian Studies

On Guard: Defending Your Faith with Reason and Precision

An Accidental Theodicy: Genuflexions on a Fractured Knee

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

From Fire To Light: Rereading the Manusmriti

Proof of Heaven: A Neurosurgeon's Journey into the Afterlife

One Religion Too Many: The Religiously Comparative Reflections of a Comparatively Religious Hindu