Library of Religious Biography (1991–2016)
- Billy Sunday and the Redemption of Urban America (1991)
- The Divine Dramatist (1991)
- Aimee Semple McPherson (1993)
- Sworn on the Altar of God (1996)
- Blaise Pascal (1997)
- Liberty of Conscience (1999)
- Thomas Merton and the Monastic Vision (1999)
- Emily Dickinson and the Art of Belief (2004)
- The Kingdom Is Always But Coming (2004)
- Her Heart Can See (2005)
- Assist Me to Proclaim (2008)
- Francis Schaeffer and the Shaping of Evangelical America (2008)
- God's Strange Work (2008)
- Abraham Kuyper (2013)
- Harriet Beecher Stowe (2014)
- Emblem of Faith Untouched (2016)