I Fear, You Fear, We All Fear

Sheri Parks, an assistant professor at the University of Maryland, says that many teens today have had years of exposure to violent video games and media images, which studies show desensitizes them to violence.

How odd to think that there are now studies showing this desensitization. Many of today's — and yesterday's — video games were developed by the military because studies had shown that repeated images of violence and death inured people to killing. In World War II, as many as 85% of...