Hany Farid, photography forensics
Hany Farid, a renowned expert in forensic photographic image analysis. (Farid was consulted by the Associated Press in debunking the fake Bin Laden death photos, and has also teamed up with Microsoft to develop anti-child-pornography software.) Using compression data and metadata from millions of photos, Farid and his colleagues at Dartmouth have developed a database that matches photos to the digital cameras that took them.