| 4.24 |
| 5 |
| 4.05 |
| 3.58 |
| 4.13 |
| 3.2 |
| 4.44 |
Zen and the Art of Motorcycle Maintenance: An Inquiry into Values | 3.85 |
| 4.5 |
The Divided Brain and the Search for Meaning | 5 |
| 3.4 |
Where Good Ideas Come from: The Natural History of Innovation | 3.14 |
Witness Witness: The autobiography of John Bennett | 5 |