How to Change the World
Hidden Brain
00:00
The Three and Half % Rule
In the united states, that's like 11 and a half million people. In china, it's many tens of millions of people. Erica found that movements that mobilized about three and a half % of the population succeeded pretty much everywhere. But before you think it's easy to organize and execute a mass movement for change, america has a few caviats about that data point.
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