Two years ago, social psychologist Jonathan Haidt published The Anxious Generation, a book that argues the widespread use of social media and smartphones is a major cause of declining mental health among teenagers since 2010. Haidt's work has become a key reference point in the growing debate over the impact of digital technology on young people. His book highlights concerns about how platforms like Instagram and TikTok may contribute to anxiety, depression, and feelings of isolation among adolescents. Haidt's ideas have resonated with many, leading to real-world actions. For example, his arguments helped inspire Australia’s decision to implement a nationwide ban on teen social media use during school hours. The policy aims to reduce the time young people spend on platforms that critics say can negatively affect their emotional well-being. In addition to influencing policy, Haidt has become a prominent figure in legal battles involving tech companies. He has partnered with parents who have lost children to mental health crises, helping them challenge major social media firms in court. These parents argue that tech companies have not done enough to protect young users from harmful content or addictive features. Haidt’s influence extends to those in positions of power. His book is often mentioned in discussions with policymakers and experts who say it helped them recognize the severity of the online mental health crisis. While his work has sparked important conversations, it has also drawn criticism from those who believe the relationship between social media and teen mental health is more complex than he suggests.