Cass R. Sunstein, Columnist

The Cognitive Bias That Makes Us Panic About Coronavirus

Feeling anxious? Blame "probability neglect."

From Rome to Milan, taking no chances.

Photographer: Marco Di Lauro/Getty Images

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At this stage, no one can specify the magnitude of the threat from the coronavirus. But one thing is clear: A lot of people are more scared than they have any reason to be. They have an exaggerated sense of their own personal risk.

How come?