IN RE: SOCIAL MEDIA ADOLESCENT ADDICTION/PERSONAL INJURY PRODUCTS LIABILITY LITIGATION

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Case overview

Case Number:

4:22-md-03047

Court:

California Northern

Nature of Suit:

Personal Inj. Prod. Liability

Multi Party Litigation:

Multi-district Litigation, Class Action

Judge:

Yvonne Gonzalez Rogers

Firms

Companies

Government Agencies

Sectors & Industries:

January 02, 2026
SnapChat, Pork And Big Prosecutions: Trials To Watch In 2026

The coming year is set to bring high-profile trials, including in the criminal case against SCOTUSblog co-founder Tom Goldstein, as well as bellwether trials in multidistrict litigation concerning social media's effects on mental health and allegations of price-fixing in the generic-drug industry.
December 17, 2025
29 State AGs Want Unified Meta Youth Addiction Trial

A group of 29 states and their attorneys general is doubling down on a request in California federal court to hold a single, unified trial in their suit claiming Meta Platforms Inc. is designed to addict and harm minors, saying they have now identified another case where such a singular trial was held involving multiple attorneys general's claims.
December 15, 2025
Social Media MDL Judge Warns Attys Against Flooding Docket

A California federal judge overseeing multidistrict litigation over claims that social media is addictive warned counsel for the plaintiffs Monday that she'd sanction them if their 17,000 pages of exhibits they plan to submit in response to defendants' summary judgment motions "[litter] the docket with irrelevant documents."
December 01, 2025
Meta Can't Block 'Disgruntled' Researcher's Depo Responses

A California federal judge overseeing discovery in litigation against social media giants over their impact on youth mental health rejected Meta's bid Monday to block a "disgruntled" former researcher from sharing information it deems attorney-client privileged in an upcoming deposition.
November 24, 2025
Meta Buried Own Research On Youth Harm, Schools Say

School districts are alleging that Meta clamped down on internal research showing that the mental health of young users suffered from compulsive use of its social media platforms, even as staff likened themselves to drug pushers.
November 19, 2025
29 AGs Want Social Media Addiction Fight Decided In 1 Trial

A coalition of 29 state attorneys general Wednesday urged a California federal judge presiding over social-media addiction multidistrict litigation to consolidate state law claims into a single jury trial, while Meta's counsel argued that there's no case law precedent for such a single trial and it would be prejudicial.
November 06, 2025
Social Media Apps Must Face Jury After Section 230 Loss

A California state judge refused Wednesday to grant social media companies summary judgment on claims their platforms harm young users' mental health, again rejecting arguments that Section 230 of the Communications Decency Act shields them from liability, and sent three cases to bellwether trials, with the first to begin Jan. 27.
October 24, 2025
Meta To Face Sanctions Bid Over Alleged Atty-Advice Fraud

Plaintiffs told the California federal judge presiding over social media-addiction multidistrict litigation that Meta should be sanctioned after a D.C. court found Meta likely engaged in "crime, fraud, and/or misconduct" when, on the advice of counsel, it modified its research into Facebook's effects on teens' mental health to limit its liability.
October 20, 2025
TikTok Must Produce Docs On Anorexic Influencer

A California federal judge on Monday ordered TikTok to produce documents related to Eugenia Cooney, an influencer with anorexia and 2.8 million followers, in litigation over claims social media hurts youth mental health, and also instructed YouTube to yield documents on two of its witnesses.
October 08, 2025
NYC Takes Social Media Youth Addiction Suit To Federal Court

New York City has withdrawn from coordinated litigation against social media companies in California and filed a largely identical suit in federal court, a move the city determined was in its "best interest" for holding the companies accountable for purposefully getting youth hooked on their addictive platforms, a spokesperson said Wednesday.

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