Face Blindness Affects More People Than Previously Thought, Harvard Study Suggests

Face blindness, a mystifying condition that can trick us into believing we recognize people we’ve never met or make us fail to recognize those we have, has been previously estimated to affect between 2 and 2.5 percent of people in the world. Now, a new study by researchers at Harvard Medical School (HMS) and the VA Boston Healthcare System is providing fresh insights into the disorder, suggesting it may be more common than currently believed. Published in February 2023 in Cortex, the study findings indicate that as many as one in 33 people (3.08 percent) may meet the criteria for face blindness (prosopagnosia). This translates to more than 10 million Americans, the research team said. The article is titled “What Is the Prevalence of Developmental Prosopagnosia? An Empirical Assessment of Different Diagnostic Cutoffs.”
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