- "Something Has Gone Crack": New Perspectives on J.R.R. Tolkien in the Great War (Cormarë)
- Perilous and Fair: Women in the Works and Life of J. R. R. Tolkien
- Ransoming the Waste Land Papers on C.S. Lewis's Space Trilogy, Chronicles of Narnia, and Other Works Volume I (Patterson Papers #1)
- Tolkien in the New Century: Essays in Honor of Tom Shippey
- Baptism of Fire: The Birth of the Modern British Fantastic in World War I