- Bringing the Course to Life: How to Unlock the Meaning of A Course in Miracles for Yourself (Course in Miracles)
- Seeing the Bible Differently: How A Course in Miracles Views the Bible (Course in Miracles)
- A Workbook Companion, Vol. II: Commentaries on the Workbook for Students from A Course in Miracles, Lessons 181-365
- A Workbook Companion, Vol. I: Commentaries on the Workbook for Students from a Course in Miracles
- Everything You Always Wanted to Know About Judgment But Were Too Busy Doing It to Notice (Series of Commentaries on a Course in Miracles)