| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Looking for God: Slightly Unorthodox, Highly Unconventional, and Entirely Unexpected Thoughts about Faith | Paperback | 978-1-4964-0563-0 | 2015 |
| Looking for God: Slightly Unorthodox, Highly Unconventional, and Entirely Unexpected Thoughts about Faith | Hardcover | 978-1-4143-1332-0 | 2008 |
| Seeing in the Dark: Finding God's Light in the Most Unexpected Places | " | 978-1-4143-7560-1 | 2015 |
| Unleashing the Power of Rubber Bands: Lessons in Non-Linear Leadership | " | 978-1-4143-2164-6 | 2008 |