Adam Gazzaley is Professor in the Departments of Neurology, Physiology, and Psychiatry at the University of California, San Francisco, where he is also Director of the Neuroscience Imaging Center. He wrote and hosted the PBS special The Distracted Mind with Dr. Adam Gazzaley. Larry D. Rosen is Professor Emeritus of Psychology at California State University, Dominguez Hills. He is a blogger for Psychology Today and the author of iDisorder: Understanding Our Obsession with Technology and Overcoming Its Hold on Us and six other books.