Die Juden - Geschichte eines Volkes
Jesus: The Complete Story
2004
Raël: The Alien Prophet
2024
Jesus Conspiracies
2012
The Root of All Evil?
2006
Christianity: A History
2009
Thérèse, la petite sainte de Lisieux
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Religion of the World
2004
In the Name of God: A Holy Betrayal
2023
Extraordinary Rituals
2018
The Life of Muhammad
2011
Saints and Sinners: Britain's Millennium of Monasteries
2015
Religious biographies
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Inside Scientology
2018
New Testament History and Literature with Dale B. Martin
2009
In Search of Holy Treasures
2009
