"Proving That Seeing Shouldn’t Always Be Believing"

A Conversation With Hany Farid in the New York Times, October 2, 2007.

The new field of digital forensics recognizes that it is now very easy to falsify pictorial evidence.

The Federal Office of Research Integrity has said that in 1990, less than 3 percent of allegations of fraud they investigated involved contested images. By 2001, that number was 26 percent. And last year, it was 44.1 percent.

Even what you see is just evidence to be weighed and confirmed.