Jehovah’s Witnesses: A New Introduction

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

Christianity Today: An Introduction

Living Buddha, Living Christ 20th Anniversary Edition

Exploring New Religions

Wicca: A Guide for the Solitary Practitioner

Fieldwork in New Religious Movements

On Guard: Defending Your Faith with Reason and Precision

Historical Dictionary of New Religious Movements: Edition 2

Seeking Allah, Finding Jesus: A Devout Muslim Encounters Christianity

Jehovah's Witnesses: Continuity and Change

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

The A to Z of Jehovah's Witnesses

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

Witchcraft: Theory and Practice

Sufism in Britain

Is the Bible God's Word?

Christians in the Twenty-First Century

Victorian Muslim: Abdullah Quilliam and Islam in the West