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[https://www.fastcompany.com/90176846/the-magic-number-of-people-needed-to-create-social-change] - - public:weinreich
behavior_change, social_change, social_norms - 3 | id:186807 -

A new study published in Science has quantified the number of people who need to take a stand before they can affect societal change on important topics like sexual harassment and human rights. And that number? It’s a mere 25% of any group. Only 25% of people need to adopt a new social norm to create an inflection point where everyone in the group follows.

[http://web.mit.edu/sinana/www/AralSA.pdf] - - public:weinreich
behavior_change, social_network, social_norms - 3 | id:76862 -

In general, “you’re 10 to 15 times as likely to buy something your friends bought because you have the same inherent preferences, and twice as likely because your friends influenced you,” Aral says. However, the level of peer influence varies by how connected the people are— fellow alumni exert more influence over one another than neighbors—and whether or not the message is personal.

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