César A. Hidalgo
@cesifoti
Scholar. Author. Entrepreneur.
Founder, Center for Collective Learning & The Observatory of Economic Complexity (OEC).
Latest book: The Infinite Alphabet
Joined March 2009
3.2K Following 59.5K Followers
I finally understand why every place here is rated in a 4.2 to 4.9 scale :)
Giving a restaurant a three star review is illegal in Germany.
