Scientific American - 09.2019

(Darren Dugan) #1

88 Scientific American, September 2019 Illustration by Wesley Allsbrook


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OUR WILLINGNESS TO SHARE CONTENT WITHOUT
THINKING IS EXPLOITED TO SPREAD DISINFORMATION

By Claire Wardle


As someone who studies the impact of misinformation on society, I often
wish the young entrepreneurs of Silicon Valley who enabled communication
at speed had been forced to run a 9/11 scenario with their technologies before
they deployed them commercially.
One of the most iconic images from that day shows a large clustering of
New Yorkers staring upward. The power of the photograph is that we know
the horror they’re witnessing. It is easy to imagine that, today, almost everyone
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observations and posting them to Twitter and Face book. Powered by social
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at the Muslim community would proliferate, the speculation and outrage
boosted by algorithms responding to unprecedented levels of shares, com-
ments and likes. Foreign agents of disinformation would amplify the division,
driving wedges between communities and sowing chaos. Meanwhile those
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Stress testing technology in the context of the worst
moments in history might have illuminated what social
scientists and propagandists have long known: that hu-
mans are wired to respond to emotional triggers and

share misinformation if it reinforces existing beliefs and
prejudices. Instead designers of the social platforms fer-
vently believed that connection would drive tolerance
and counteract hate. They failed to see how technology

Clai e  a  le is U.S.
director at the non-
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leads projects and
trains groups on
understanding and
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tion. Previously she
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at the Shorenstein
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tics and Public Policy
at Harvard University.
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in communication
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