How can groups make good decisions?

Group decision making

We all know that when we make decisions in groups, they don’t always go right — and sometimes they go very wrong. How can groups make good decisions? Neuroscientist Mariano Sigman has been inquiring into how we interact to reach decisions by performing experiments with live crowds around the world. In this explainer, he shares some intriguing results. In a time when people seem to be more polarized than ever, Sigman says, better understanding of how groups interact and reach conclusions might spark interesting new ways to construct a healthier democracy.



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