Is eyewitness testimony too unreliable to trust? - Yahoo News

That external input is what makes eyewitness testimony so unreliable. Eyewitnesses are generally unaware that their memory has been altered by post-event information, and feel convinced they're recalling only the incident itself. "Once an eyewitness's memory of the crime has been altered by post-event information, it is difficult or impossible to restore the eyewitness's original memory of the crime," Wise told Life's Little Mysteries.

This eyewitness testimony was unreliable not only because the witnesses

And especially given all the evidence of all the various factors that go into making eyewitness testimony unreliable — racial differences, time lapse, focus of attention, lighting, familiarity, stress, presence of a weapon, etc. — what judge in his right mind is going to want to be the one deciding whether this particular eyewitness’s memory is good enough?

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If a judge finds the eyewitness testimony unreliable, he can suppress its use at trial And especially given all the evidence of all the various factors that go into making eyewitness testimony unreliable — racial differences, time lapse, focus of attention, lighting, familiarity, stress, presence of a weapon, etc. — what judge in his right mind is going to want to be the one deciding whether this particular eyewitness’s memory is good enough?

eyewitness testimony unreliable

And especially given all the evidence of all the various factors that go into making eyewitness testimony unreliable — racial differences, time lapse, focus of attention, lighting, familiarity, stress, presence of a weapon, etc. — what judge in his right mind is going to want to be the one deciding whether this particular eyewitness’s memory is good enough?

Why is eyewitness testimony unreliable


That external input is what makes eyewitness testimony so unreliable. Eyewitnesses are generally unaware that their memory has been altered by post-event information, and feel convinced they're recalling only the incident itself. "Once an eyewitness's memory of the crime has been altered by post-event information, it is difficult or impossible to restore the eyewitness's original memory of the crime," Wise told Life's Little Mysteries.Consider that when the savages confessed, it was still possible that the jogger would emerge from her coma, remember everything, and identify her attackers with blinding clarity. Of course, if that had happened, we would now be reading copious articles in The New York Times about how head injuries can easily distort memory and render eyewitness testimony unreliable.Many other factors conspire to make eyewitness testimony unreliable: confirmation bias leads us to see what we expect to see, even if it isn’t actually there, while misinformation effects produce false memories of things that never happened. A famous example of the latter is a Dutch psychology experiment in which more than half of the subjects recalled seeing film footage of an airliner crashing into a building, after researchers referenced the footage in interviews with the subjects. Although the plane crash was a real event that the subjects all recalled vividly, no footage of the crash ever existed.The Truth: Memories are constructed anew each time from whatever information is currently available, which makes things like eyewitness testimony unreliable.