The following is from a very informative interview with a cognitive psychologist posted at yahoo.com via AFP News Service Pay attention!
Q: Does it make a difference if someone says they are 100 percent sure?Click here to read lots more posts from the Dan Cirucci Blog!
A: "Sometimes people are very, very certain and wrong. In DNA exonerations, you will find many instances where people start out being uncertain... they'll look at some photos and say, 'Well, that one looks the closest, I guess.'
"But by the time they get to trial, they've become vastly more certain, and therefore more persuasive.
"So you see in these cases how someone who is now very certain, was once not so certain. In those cases, we need to ask what made them become so certain."