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Notice anything unusual about this lung scan? Harvard researchers found that 83 percent of radiologists didn't notice the gorilla in the top right portion of this image.
Trafton Drew and Jeremy Wolfe
February 11, 2013 An attention researcher wanted to find out how radiologists would fare in a version of the famous Invisible Gorilla study. He found that 83 percent of the radiologists failed to spot an image of a gorilla on slides they were told to inspect for cancer. It's just one example of how, when people are asked to perform a challenging task, their attention can narrow and blocks things out.
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