Mark Zuckerberg Takes the Stand in Landmark Social Media Addiction Trial; The New York Times, February 18, 2026

 Eli Tan, The New York Times; Mark Zuckerberg Takes the Stand in Landmark Social Media Addiction Trial

"Mr. Zuckerberg’s appearance in court — his first time testifying about child safety in front of a jury — was highly anticipated. Meta, which owns Instagram and Facebook and has more than 3.5 billion users, has come under fire as one of the biggest providers of platforms for teenagers. Parents, as well as tech policy and child safety groups have accused the company of hooking young people on its apps and causing mental health issues that have led to anxiety, depression, eating disorders and self-harm...

In internal documents that surfaced in some of the lawsuits, Mr. Zuckerberg and other Meta leaders repeatedly played down their platforms’ risks to young people, while rejecting employee pleas to bolster youth guardrails and hire additional staff...

K.G.M.’s lawyer, Mark Lanier, said during his opening statement this month that Instagram and YouTube’s apps were built like “digital casinos” that profited off addictive behavior. He pointed to internal documents from Meta and Google, which owns YouTube, comparing their technology to gambling, tobacco and drug use. In a 2015 memo, Mr. Zuckerberg encouraged executives to prioritize increasing the time that teenagers spend on Meta’s apps.

Meta said in its opening statement that K.G.M.’s mental health issues were caused by familial abuse and turmoil. The company presented medical records to show that social media addiction was not a focus of her therapy sessions."