“I think if we?re all honest about it, we all suffer from attention deficit disorder, and it?s in part attributable to the kid of exposure we have to digital devices,” Davidson, a professor of psychology and psychiatry at the University of Wisconsin-Madison, told Huffington, the editor-in-chief of The Huffington Post. “The kind of feedback that we get from them is immediate feedback and it?s highly reinforcing, so it becomes like a drug. And in fact, it co-opts the same brain systems that are indicated in addiction.”