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Giant Brain CandyFun Facts From The 12 Journeys

Generosity Travels Three Steps

In group games among strangers, cooperation spread from person to person, up to three steps away. Each extra contribution in the first round was roughly tripled by the end.

Source: Cooperation cascades
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Growing evidenceThe research
  1. Fowler, J. H., & Christakis, N. A. (2010). Cooperative behavior cascades in human social networks. Proceedings of the National Academy of Sciences, 107(12), 5334–5338.

Journey 12 · Legacy

Generosity Travels Three Steps

In group games among strangers, cooperation spread from person to person, up to three steps away. Each extra contribution in the first round was roughly tripled by the end.

Source: Cooperation cascades · Growing evidence

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Giant Brain CandyFun Facts From The 12 Journeys

Giving Lights Up Like Getting

In brain scans, giving money to charity engaged the same reward circuitry as receiving money. Even a forced, tax-like payment to charity did, and choosing to give did more.

Source: Giving and the brain’s reward system
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Meet One Face, Double the Effort

Fundraising callers who spent a few minutes with a scholarship recipient their calls helped fund went on to more than double their phone time and the money they raised.

Source: Meeting the people you help
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Why You Give Matters

In one large study, people who volunteered for others’ sake were less likely to die over the next four years. Those who volunteered mainly for themselves had about the same risk as non-volunteers.

Source: Motives for volunteering
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