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How Social Influence Significantly Manipulates 'The Wisdom Of The Crowds'

Digital ratings platforms proliferate our lives and influence the consumption of wide ranges of goods and services. Given their widespread use and relative transparency, most users have come to expect that the comments and ratings onsites such as TripAdvisor, Angie’s List or Open Table accurately portray the wisdom of the crowds.According to the article just published in Science by professors Lev Muchnik, Sinan Aral and Sean Taylor, the aggregate ratings can be manipulated. With very little prodding, people are easily herded.The randomized experiment they ran is extremely clever with more than 300,000 ratings that were scored over five months.

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13 Sep
Bob E. Hayes, PhD @bobehayes
Bias in online ratings. New Study Shows How Social Influence Can Significantly Manipulate Online Ratings http://t.co/QbhYwzGE1W
12 Sep
Peter Skomoroch @peteskomoroch
How social influence can manipulate online ratings, nice study by @sinanaral @levmuchnik @seanjtaylor http://t.co/Kfn9Y0nQ2u
12 Sep
Sinan Aral @sinanaral
RT @whitneyfishman: New Study Shows How Social Influence Can Significantly Manipulate Online Ratings http://t.co/BbGfpJ1pUv way to go @sin…
12 Sep
Mirza Mushtaq Baig @MirzaMB
Interesting read: "@Forbes: New study shows how social influence can significantly manipulate online ratings http://t.co/FbVQzxGnbh"
12 Sep
Sinan Aral @sinanaral
How Social Influence Significantly Manipulates 'The Wisdom Of The Crowds' - Forbes http://t.co/QHFzlqBI42