What the Transportation Security Administration might have known if someone there had read Nudge

The U.S. government keeps trying to fix the airport mess. In an effort to speed up congested terminals, the Transportation Safety Administration recently unveiled its plan for 21 airports to split the standard single security line into three “self-select” lines that people can choose between. The lines, modeled after ski slope categories, are for “families and special assistance” (marked in green), the “casual traveler” (in Aspen ice blue), and the “expert traveler” (black like the diamond). According to the New York Times, TSA officials have now learned what Thaler’s business school students know all too well: As humans, most air travelers are overconfident.

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