Summary of How Can Groups Make Good Decisions?

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How Can Groups Make Good Decisions? summary
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Qualities

  • Scientific
  • Analytical
  • Innovative

Recommendation

In today’s climate of polarized politics and cultural divides, understanding the dynamics of group decisions feels highly relevant to a democracy. Researchers Mariano Sigman and Dan Ariely’s experiments among TED conference audiences cast light on what helps and hinders sound group decisions. getAbstract believes managers and executives, along with those interested in the cognitive and political sciences, will appreciate this fun, fascinating talk.

About the Speakers

Mariano Sigman is a neuroscientist. Predictably Irrational author Dan Ariely is a behavioral economist.

 

Summary

Sometimes crowds make disastrous choices. Groups are smartest when individuals think for themselves. Peer pressure, social influence and publicity can erode good judgment. But when people use conversations to swap information and correct each other, groups can be collectively wiser. So are discussions good or bad for group decision making? Researchers Mariano Sigman and Dan Ariely hypothesized that small-group discussions bring sounder collective decisions. In Buenos Aires, they asked about 10,000 TEDx conference attendees to estimate basic facts, such as the height of the Eiffel Tower. Subsequently, they gathered participants into groups of five to...


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