Perceptual and judgment creep. Do we think that a problem persists even when it has become less frequent? Levari et al. show experimentally that when the “sign

Perceptual and judgment creep. Do we think that a problem persists even when it has become less frequent? Levari et al. show experimentally that when the “signal” a person is searching for becomes rare, the person naturally responds by broadening his or her definition of the signal—and therefore continues to find it even when it is not there. https://www.science.org/doi/abs/10.1126/science.aap8731 https://www.science.org/doi/abs/10.1126/science.aap8731