Jan Van den Bulck, PhD, is a professor in the Department of Communication and Media at the University of Michigan College of Literature, Science and the Arts. His research focuses on involuntary and incidental media effects, and explores how entertainment media affect our perception of the real world. In this episode of Michigan Minds, Van den Bulck discusses how watching TV impacts our knowledge of various fields including law enforcement and emergency medicine, and talks about the relationship between media use and sleep.