Uncommon
Wisdom of the crowd
Collective perception of a group of people
Wisdom of the crowd
"Wisdom of the crowd" or "wisdom of the majority" expresses the notion that the collective opinion of a diverse and independent group of individuals (rather than that of a single expert) yields the best judgement. This concept, while not new to the Information Age, has been pushed into the spotlight by social information sites such as Quora, Reddit, Stack Exchange, Wikipedia, Yahoo! Answers, and other web resources which rely on collective human knowledge. An explanation for this supposition is that the idiosyncratic noise associated with each individual judgment is replaced by an average of that noise taken over a large number of responses, tempering the effect of the noise. Trial by jury can be understood as at least partly relying on wisdom of the crowd, compared to bench trial which relies on one or a few experts. In politics, sometimes sortition is held as an example of what wisdom of the crowd would look like. Decision-making would happen by a diverse group instead of by a fairly...
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