It seems that photos can quite severely mislead our memories, especially when coupled with deliberate misinformation. One of the main reasons for this is presumably similar to the cause of verbal overshadowing; when we see a photo we create a new memory of that occasion which can interfere with our memory of actually experiencing (or not experiencing) an event. When we think about the event we may then have trouble distinguishing between our memory of the photo and our actual experience – possibly even entirely replacing a real visual memory with another. Emotional or not, verbal or visual,
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