Dr. David Greenfield
Founder, The Center for Internet and Technology Addiction and Assistant Clinical Professor of Psychiatry at The University of Connecticut School of Medicine

Dr. David Greenfield is the founder of The Center and Institute for Internet and Technology Addiction (virtual-addiction.com) and Assistant Clinical Professor of Psychiatry at the University of Connecticut School of Medicine. He is recognized as one of the world’s leading voices on Internet, computer, and digital media behavior, and a pioneer concerning compulsive and addictive use; he is the author of the Virtual Addiction, which rang an early warning bell with tech overuse when it came out in 1999. Dr. Greenfield lectures to public and psychiatric groups throughout the world, and has appeared numerous times on CNN, Good Morning America, The Today Show, CBS Early Show, Fox News, ESPN, Anderson Cooper, NPR and HBO. His work has been featured in U.S. News and World Report, Business Week, Newsweek, People, Time, Washington Post, Wall Street Journal, Forbes, The Economist, and numerous others. He is widely credited with popularizing the variable ratio reinforcement schedule of Internet use and abuse and the dopamine/tech use connection ... a topic he was discussing in the late 90s. Dr. Greenfield’s recent research and clinical work is focused on why digital technologies are abused, how we can achieve life-balance with digital technology, neurobiology of compulsive Internet use, and most recently on Smartphone use and distracted driving. He is the author of numerous professional journal articles and book chapters on Internet, computer, and digital behavior and the DVD: “Raising Generation D: A Guide for Parents Raising Children in the Digital Age.” Dr. Greenfield is a fellow and past-president of the Connecticut Psych Association, Connecticut Association of Treatment of Sex Offenders (CATSO), and member of the American Society for Addiction Medicine, and The Sexual Medicine Society of North America. He resides and practices in Connecticut.