| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Brave Hearts Rebel Spirits: The Spiritual Activists Handbook | 978-0-9543959-0-2 (0-9543959-0-5) | 2003 | |
| Troubled Water: Saints, Sinners, Truth and Lies About the Global Water Crisis | 978-0-9543959-3-3 (0-9543959-3-X) | 2004 | Anita Roddick |