Dr. Greenfield & CITA
Dr. David Greenfield was the founder of The Center for Internet and Technology Addiction and a world-renowned expert on technology addiction. He has passed away, and his work continues through CITA. In memory of Dr. David Greenfield

Dr. David Greenfield Contributions
Dr. David Greenfield’s career spanned several decades, during which he established himself as a pioneer in the field of digital addiction.
In addition to his media presence, Dr. Greenfield was a fellow and past president of the Connecticut Psychological Association and a member of the American Society of Addiction Medicine and The Sexual Medicine Society of North America.
Our Mission
The Center for Internet and Technology Addiction (CITA) is the leading online resource for individuals and families struggling with technology-related addictions.
1. Providing research-backed educational resources and content
Technology Addiction
Compulsive use of computers and phones.
Porn Addiction
Addiction to online porn and related sexual dysfunction
Video Game Addiction
Online video game addiction and gaming disorders
Social media addiction
Compulsive use of social media and the related challenges
Introduction
Dr. David Greenfield was the founder of The Center for Internet and Technology Addiction and a world-renowned expert on technology addiction. Recognized as one of the leading voices on internet, technology, and social media addiction, he made significant contributions to the understanding and treatment of compulsive and addictive uses of technology.
Dr. David Greenfield and His Contributions
Dr. David Greenfield’s career spanned several decades, during which he established himself as a pioneer in the field of digital addiction. As early as 1999, he authored Virtual Addiction, a groundbreaking book that highlighted the emerging issue of technology overuse. He was instrumental in popularizing the concept of variable ratio reinforcement schedules in internet use and exploring the dopamine connection in tech addiction.
Dr. Greenfield’s expertise was sought after by numerous media outlets, including CNN, Good Morning America, The Today Show, CBS Early Show, Fox News, The O’Reilly Report, Anderson Cooper, NBC News, and HBO. His insights were also featured in leading publications such as U.S. News and World Report, Business Week, Newsweek, People, Time, The Washington Post, The Wall Street Journal, Forbes, and The Economist.
In addition to his media presence, Dr. Greenfield was a fellow and past president of the Connecticut Psychological Association and a member of the American Society of Addiction Medicine and The Sexual Medicine Society of North America.
The Center for Internet and Technology Addiction
In 2002, Dr. Greenfield founded the Center for Internet and Technology Addiction (CITA) to support individuals and families struggling with compulsive technology use. For years, his practice offered intensive outpatient programs that drew patients from around the world. Today, CITA continues as an educational resource, with free tests and guides and help finding the right treatment.
Focus Areas
Technology Addiction
Technology addiction involves the compulsive or problematic use of technology. CITA helps people recognize internet and technology addiction, understand their own use and find the right support.
Porn Addiction
With the rise of internet accessibility, sexual addictions, particularly to online pornography, have become more prevalent. CITA helps people assess problematic porn use and find support that fits.
Video Game Addiction
Video game addiction is characterized by a compulsive need to play video games, often to the detriment of personal relationships, academic performance, and career opportunities. CITA helps people understand gaming problems and find specialized treatment.
Smartphone Compulsion
Phone addiction, marked by chronic distraction and an inability to disconnect from mobile devices, is a widespread issue in modern society. CITA helps individuals deconstruct their problematic technology use and develop actionable steps to improve their lives.
Geographic Reach and Impact
West Hartford, Connecticut
Dr. Greenfield’s office in West Hartford, Connecticut, was a hub for clinical intensives, attracting patients from around the world. His local impact included community involvement and support for those struggling with technology addiction in the area.
National and Global Influence
Beyond Connecticut, Dr. Greenfield’s influence extended nationally and globally. He was a sought-after speaker, frequently lecturing on the challenges of parenting in the age of technology addiction and other related topics, thereby raising awareness and educating the public on these critical issues.
Educational Outreach and Public Speaking
Dr. Greenfield was a dedicated educator and public speaker. His lectures and presentations on technology addiction and related topics were instrumental in spreading awareness and knowledge. His public engagements significantly impacted public understanding and the development of strategies to combat digital addiction.
Legal and Expert Witness Roles
Dr. Greenfield also played a vital role as an expert witness in legal cases involving addiction psychiatry. His expertise was crucial in informing legal decisions and contributing to a better understanding of the implications of technology addiction in various contexts.
Supporting Technology and Internet Addiction
CITA offers various resources for individuals seeking help with technology and internet addiction. These include referrals to therapists, treatment centers, and online resources. Understanding and identifying the signs of internet addiction is a crucial first step in seeking help and finding the right support.
Conclusion
Dr. David Greenfield’s impact on the field of addiction treatment was profound and far-reaching. His pioneering work and dedication have paved the way for a better understanding of technology addiction and its treatment. The Center for Internet and Technology Addiction continues his legacy, providing essential resources and support to those in need. As technology continues to evolve, the importance of addressing digital addiction will remain paramount, and CITA will be at the forefront of this critical work.
Meet Our Team
Saya Des Marais
MSW, Ex-therapist

Dr. Jenni Jacobsen
PhD in Psychology

Grady Shumway
Licensed Clinical Social Worker

Video
Are You Compulsive About Texting and Driving AT&T It Can Wait
Dr David Greenfield, University of Connecticut School of Medicine
Dr. David Greenfield: Are All Addictions the Same?
Dr. David Greenfield: How Big is Addiction and Technology
Real Sports with Bryant Gumbel (2019): Video Gaming Addiction (Clip) | HBO
Video Game Addiction with Dr. David Greenfield | Connecting Point | Sept. 25, 2019
About this information
The names Instagram and Facebook are trademarks or registered trademarks of their respective owners. We are not affiliated with, sponsored by or endorsed by those companies, and we use their names only to identify the products we discuss. This information reflects our understanding, based on public sources, as of the last update to this page.





