The Wall Street Journal:
Eyewitness identification of criminals is often mistaken, but a new, rapid-fire technique for asking people to finger culprits appears to improve accuracy, a study from Australia shows.
Subjects saw short films of a crime, or of a more mundane event that, they were later told, involved a suspect in a nearby offense. Then the participants looked at photos for just three seconds each. They were asked to rate their confidence in the guilt of each person portrayed by using an 11-point scale—ranging from absolute certainty that they had fingered the culprit to absolute confidence that it was the wrong person.
Read the whole story: The Wall Street Journal