"The men who stare at airline passengers"

"OVER the past four years, some 3,000 officers in America's Transportation Security Administration (TSA) have been specially trained to spot potential terrorists at airports. The programme, known as SPOT, for "Screening Passengers by Observation Technique," is intended to allow airport security officers to use tiny facial cues to identify people who are acting suspiciously. The British government is currently launching a new screening regime modelled on the Americans' SPOT. There's just one problem with all this: there's no evidence that SPOT is actually effective. The whole thing is mostly based on pseudoscience, Sharon Weinberger reports in Nature:

"Simply put, people (including professional lie-catchers with extensive experience of assessing veracity) would achieve similar hit rates if they flipped a coin,""