CNNW Sanjay Gupta MD November 5, 2011
he and his friends searching. how accurate is eyewitness testimony? how science shows our memories and powers of perception are far less reliable than we believe. a whole host of factors that influence what we see from stress to time, even suggestibility. in fact, psychologist has been able to recreate what the impact of distance is. for example, if you were standing about 50 feet away from me, this is what i would look like. at 100 feet, though, i would look something like this. at 200 feet like this. you get the idea here. 400 feet i'm pretty much unidentifiable. even when we're ...