In its ruling, the court strongly endorsed decades of research demonstrating that traditional eyewitness identification procedures are flawed and can send innocent people to prison. By making it easier for defendants to challenge witness evidence in criminal cases, the court for the first time attached consequences for investigators who fail to take steps to reduce the subtle pressures and influences on witnesses that can result in mistaken identifications.…

The idea that human memory is frail and suggestible has gradually gained acceptance among leaders in law enforcement, buttressed by more than 2,000 scientific studies demonstrating problems with witness accounts and the DNA exonerations of at least 190 people whose wrongful convictions involved mistaken identifications. About 75,000 witness identifications take place each year, and studies suggest that about a third are incorrect.

– Erica Goode and John Schwartz, N.Y. Times.