Milagros
2012
Spiritual Warfare: Truth or Territory?
2021
The Life of Muhammad
2011
2000 Years of Christianity
1999
Inside Scientology
2018
Breaking Amish
2012
Saints and Sinners: Britain's Millennium of Monasteries
2015
Heaven on Earth
2004
Glories of Islamic Art
2006
Christianity: The Second Millennium
2000
Christianity: The First 1000 Years
1998
Under His Command
2025
Religion of the World
2004
The Story of God
2005
Extreme Pilgrim
2008
Around the World in 80 Faiths
2009
Jerusalem: The Making of a Holy City
2011
A Believer's Guide to...
2023
A History of Antisemitism
2022
New Testament History and Literature with Dale B. Martin
2009