| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| The Generous Man: How Helping Others is the Sexiest Thing You Can Do | Paperback | 978-1-56025-903-9 | 2006 |
| The Generous Man: How Helping Others is the Sexiest Thing You Can Do | Hardcover | 978-1-56025-728-8 | 2005 |
| The User Illusion: Cutting Consciousness Down to Size | Paperback | 978-0-14-023012-3 | 1999 |
| The User Illusion: Cutting Consciousness Down to Size | Hardcover | 978-0-670-87579-5 | 1998 |