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Sarah Wynn-Williams

Author · Politician / Diplomat · Expert / Academic

Sarah Wynn-Williams

New Zealand lawyer, diplomat, and author who exposed Meta/Facebook practices in her 2025 memoir

Fee guide

£10k–£15k

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About Sarah

Sarah Wynn-Williams is a New Zealand lawyer, public policy advisor, and author born in 1979 or 1980 in Christchurch. She trained at the University of Canterbury and Victoria University. She practiced law, worked as a policy adviser for the New Zealand government from 2002 to 2007, and managed New Zealand's political affairs office at its Washington D.C. embassy from 2007 to 2011. She worked for Oxfam International and joined Facebook in 2011, eventually becoming its global public policy director before being terminated in 2017.

Photo: Tom Trevatt / Wikimedia Commons, CC BY-SA 4.0

AuthorPolitician / DiplomatExpert / AcademicCorporate Policy And GovernanceFacebook/Meta Practices And EthicsGovernment RelationsInternational Public PolicySexual Harassment In TechWhistleblowing

Known for

  • Author of Careless People: A Cautionary Tale of Power, Greed, and Lost Idealism
  • Former Director of Public Policy at Facebook/Meta
  • Whistleblower regarding Meta's practices and ethics
  • New Zealand diplomat and policy adviser

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