A South Divided

Portraits of Dissent in the Confederacy

2007

Into the Region of Awe

Mysticism in C. S. Lewis

2005

Into the Wardrobe

C. S. Lewis and the Narnia Chronicles

2005

Looking for the King

2010

Planets in Peril

A Critical Study of C. S. Lewis's Ransom Trilogy

1992

The Most Reluctant Convert

C.S. Lewis's Journey to Faith

2002