The Story of the Prophets
2012
Jesus: The Complete Story
2004
Die Juden - Geschichte eines Volkes
2007
Animated World Faiths
1998
Jesus Conspiracies
2012
In Search of Holy Treasures
2009
Religions of the World
1998
Christianity: A History
2009
Extraordinary Rituals
2018
Slyšte, Slované
2016
Cultes religieux : des enfants oubliés
2021
Heaven on Earth
2004
New Testament History and Literature with Dale B. Martin
2009
The Life of Muhammad
2011
In the Name of God: A Holy Betrayal
2023
Breaking Amish
2012
Christianity: The First 1000 Years
1998
Christianity: The Second Millennium
2000
Saints and Sinners: Britain's Millennium of Monasteries
2015
The Root of All Evil?
2006