Why you trust your fading memories too much
As time passes, our confidence in memories often increases even as their accuracy declines, revealing a surprising disconnect in how our brains recall the past.
Our brains play a trick on us: as memories of an event fade, our confidence in them often grows stronger. This disconnect means we feel more certain about details that are actually becoming fuzzier. Studies show memory accuracy can drop by 50% or more over months, yet confidence might rise by 20-30%. This overconfidence stems from our brain's tendency to fill in gaps, creating a vivid, yet potentially false, sense of authenticity. This phenomenon has serious implications, contributing to an estimated 70% of wrongful convictions in DNA exoneration cases.
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