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Meta CEO Zuckerberg testifies in social media addiction trial
Lawsuit alleges social media platforms like Facebook and Instagram caused mental health harms to teenagers
Published on Feb. 22, 2026
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Meta CEO Mark Zuckerberg took the stand in a high-profile trial in Los Angeles on February 18, 2026, to answer allegations that social media platforms like Facebook and Instagram have contributed to mental health issues and addiction among teenagers. The lawsuit, filed by several families, claims that the tech giant's algorithms and design choices were intentionally built to be addictive and harmful, especially to vulnerable youth.
Why it matters
This trial represents a major test for the social media industry, as it faces growing public scrutiny and legal challenges over the potential negative impacts of its platforms, particularly on young users. The outcome could set important precedents around corporate accountability and the duty of care social media companies have to their users.
The details
Zuckerberg, the co-founder of Facebook (now Meta), was grilled by the plaintiffs' attorneys over internal research and documents that allegedly showed Meta was aware of the mental health risks posed by its platforms, yet failed to adequately protect users. The lawsuit claims the company's algorithms and design choices, such as infinite scrolling and notifications, were intentionally built to be addictive.
- The trial began on February 18, 2026 in Los Angeles Superior Court.
The players
Mark Zuckerberg
Co-founder and CEO of Meta, the parent company of Facebook, Instagram, and other social media platforms.
Meta
The parent company of Facebook, Instagram, and other social media platforms, facing a lawsuit over alleged harms caused by its products.
What they’re saying
“We must hold social media companies accountable for the real harm their platforms are causing to our children.”
— Plaintiff's attorney
What’s next
The trial is expected to last several weeks, with both sides presenting evidence and expert testimony. A verdict could set important legal precedents around social media regulation and corporate responsibility.
The takeaway
This high-profile trial highlights the growing societal concerns over the mental health impacts of social media, especially on vulnerable youth. The outcome could force major changes in how tech giants design and operate their platforms to prioritize user wellbeing over engagement and profits.
