The infamous photograph of Lee Harvey Oswald holding a rifle in his backyard would have been nearly impossible to fake, according to a new analysis by a Dartmouth College professor.
But Farid's latest finding, which will be published in the journal Perception, is in keeping with his earlier research that showed the human visual system does a poor job at judging whether cast shadows are correct, he said.
"It turns out we're really bad at it. Even though our visual system is very, very good ... we are really bad at judging shadows," he said. "I'm bad at it and this is what I do for a living."