This year, Rethinkers were given a bunch of dough to blow on BOOKS. Yup. You got it. Real life, printed on paper, analog books.
In this Rail Project, you'll see the covers of the books purchased by different Rethinkers and why they thought their selection would be a good addition to the Rethink library.

The Upside of Irrationality: The Unexpected Benefits of Defying Logic at Work and at Home by Dan Ariely
I took economics in university. All theory is based in rational consumer behaviour. But, people are rarely rational, so economics are phony. Why not figure out how to benefit from this?
Rethinker: Scott Lyons