Eye Reflections in Photos Can Reliably Identify Who's Behind the Lens

Cheese! Researchers zoom in on a bystander in the study. Credit: R. Jenkins and C. Kerr/PLOS One A person can learn a lot from looking deeply into someone's eyes---perhaps even enough to identify suspects of a crime. Zooming in on a person's cornea in a high-resolution photo can reveal an astounding degree of detail of what was behind the camera, new research shows. The technique could eventually help identify criminal suspects.