Zuckerberg arrives to testify in social media addiction trial
Mark Zuckerberg testified in a California court on Wednesday in a landmark trial concerning social media addiction in children. The lawsuit, brought by the plaintiff K.G.M., accuses Meta (Instagram, WhatsApp) and Google (YouTube) of designing their platforms to be addictive, despite awareness of mental health risks.

Briefing Summary
AI-generatedMark Zuckerberg testified in a California court on Wednesday in a landmark trial concerning social media addiction in children. The lawsuit, brought by the plaintiff K.G.M., accuses Meta (Instagram, WhatsApp) and Google (YouTube) of designing their platforms to be addictive, despite awareness of mental health risks. TikTok and Snapchat settled before the trial began. Zuckerberg is expected to face questions about Instagram's design and Meta's advertising-based business model. The trial, expected to last several weeks, includes testimony from former Meta employees and is being closely watched due to its implications for thousands of similar lawsuits against social media giants.
Article analysis
Model · rule-basedKey claims
5 extractedAdam Mosseri challenged the idea of social media addiction.
Lawyers for K.G.M. accuse social media firms of addicting young users, aware of mental health risks.
TikTok and Snapchat settled shortly before trial. Terms were not disclosed.
Lawyers for Meta argue K.G.M's harm was due to other life factors, not Instagram use.
Mark Zuckerberg arrived at a California court to testify in a case about social media addiction in children.