Sarah Wynn-Williams
Whistleblowers & Insiders · Facebook (Meta)
Former Facebook policy director whose memoir and Senate testimony detailed how ad targeting could reach teenagers based on their emotional state.
Sarah Wynn-Williams was Facebook's director of global public policy before becoming one of its sharpest insider critics. Her 2025 memoir, Careless People, described the company's internal culture and decision-making around growth and safety. In Senate testimony that April, she detailed how Facebook's ad systems could target teenagers based on inferred emotional states, raising alarm about how commercial incentives shaped products used by children. Her account added a policy-side perspective to the wave of Meta whistleblower testimony, focused specifically on how advertising business models intersect with young users' wellbeing.
WORKS IN THE LIBRARY (4)
TESTIMONY
Oral Testimony and Q&A — "A Time for Truth: Oversight of Meta's Foreign Relations and Representations to the United States Congress"
On April 9, 2025, Sarah Wynn-Williams testified before the Senate Judiciary Committee's Subcommittee on Crime and Counterterrorism. Her prepared opening remarks focused on Meta's dealings with the Chinese government, but senators' follow-up questions drew out a separate account: she said Meta's ad systems could identify when 13-to-17-year-old users showed signs of feeling worthless, stressed, or anxious, and that this information was made available to advertisers, including companies pitching beauty products to teen girls who had just deleted a selfie. Senator Blumenthal connected this to Instagram's documented association with emotional distress among young girls. Meta disputed the characterization, saying emotional-state research was never used to target ads. TechKids Foundation cites this testimony for its firsthand account, from a former Meta policy director, of how advertising incentives were said to intersect with signals of teen emotional vulnerability — not as an independent finding of harm.
Written Responses to Questions for the Record, Senate Judiciary Subcommittee on Crime and Counterterrorism
On April 16, 2025, Sarah Wynn-Williams submitted written answers to follow-up questions from the Senate Judiciary Subcommittee on Crime and Counterterrorism, expanding on her April 9 testimony. Responding to Senator Cory Booker, she described what she called Meta's 'emotional targeting': a practice she says drew on posts, photos, and outside data-broker information to infer when a teen user felt worthless, stressed, or focused on losing weight, then made that inference available to advertisers looking for an optimal moment to pitch a product. She said Meta executives did not, in her experience, show concern for teens' wellbeing, while some employees restricted their own children's use of the company's products. She also said Meta's January 2025 content-moderation changes were unlikely to protect young users, pointing to separate Wall Street Journal reporting on Meta's AI chat tools. TechKids Foundation cites this as a detailed, congressionally submitted account from a named former insider, not as independent verification of every claim in it.