Sarah Wynn-Williams, fired from Facebook in 2017, filed suit in the Northern District of California to void an arbitration gag order that threatened her with $50,000 per copy of her bestselling memoir — a damages theory that Meta applied starting the same day the book published.

Sarah Wynn-Williams, who ran global public policy at Facebook from 2011 until her 2017 firing, filed suit Thursday in the U.S. District Court for the Northern District of California seeking to void a sweeping arbitration gag order that has barred her from promoting or publicly discussing Careless People, her memoir about her time at the company.

The lawsuit's core allegation is that Meta didn't just enforce a non-disparagement clause — it treated every copy of the book as a separate $50,000 violation, a legal position her lawyers say placed her under perpetual financial duress and constituted an unconstitutional prior restraint on speech. Careless People debuted at No. 1 on the New York Times bestseller list in March 2025 and sold approximately 60,000 copies in its first ten days, per The Bookseller — a sales figure that, under Meta's damages theory, approaches the billions. Sales surged an additional 305% week-over-week after the enforcement campaign drew public attention.

The gag order predates any finding of wrongdoing. Meta filed for emergency arbitration through the International Centre for Dispute Resolution on March 11, 2025 — the same day Careless People was published — naming Wynn-Williams, Macmillan Publishers, and Flatiron Books as respondents. ICDR arbitrator Nicholas A. Gowen issued an Interim Award the following morning, preemptively barring "disparaging, critical or otherwise detrimental comments" and all book promotion. Meta's enforcement campaign followed: company representatives attended her public appearances and photographed her at each one, the complaint says, including a U.K. literary festival where she sat silently on a panel while other panelists — critics of the company — spoke.

The duress argument runs to the severance itself. Wynn-Williams signed the agreement on September 6, 2017. Per the complaint, Meta had conditioned reimbursement of between $310,000 and $329,000 in pre-approved business expenses — travel billed for Zuckerberg-related work — and continued healthcare coverage for her and her two children on her signature. She alleges her firing was retaliation for an internal sexual harassment complaint she had filed against Joel Kaplan, then Meta's VP of U.S. public policy. Meta has said she was let go for poor performance and toxic behavior.

The legal theory is California's Silenced No More Act (2022), which bars enforcement of non-disparagement clauses covering unlawful workplace conduct — harassment and retaliation among them. Her lawyers at Selendy Gay PLLC and Katz Banks Kumin also argue the arbitration order is an unconstitutional prior restraint and that the ICDR panel lacked jurisdiction because the underlying clause is unenforceable under California law. Publisher Macmillan has called Meta's tactics "appalling" and said the arbitration order had no impact on publication.

Meta said in a statement that its "former employee is trying to use the legal process to sell books, which an arbitrator already ruled broke the agreement she signed with the company when she accepted a large severance payment years ago."

Three things the Northern District hasn't settled: whether a federal court takes jurisdiction over a foreign arbitration award issued under ICDR rules; whether the Silenced No More Act reaches a pre-2022 severance signed in 2017; and what a judge does with a $50,000-per-book-sale damages theory that has no apparent ceiling. That last question is the most aggressive position Meta has taken in this fight — and the one most likely to define how far the litigation goes.