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Rachel Cusk’s New Novel May Be Dark Portrait of Natalie Portman
A report by Unherd writer Valerie Stivers has suggested that novelist Rachel Cusk's forthcoming book, "Life of M," may be a thinly disguised portrait of her friend Natalie Portman, drawing on "chatter in New York literary circles." The novel, due for release on 25 August 2026, follows a famous actress named M and a writer commissioned to document her life, and the claim matters because it raises questions about consent and portrayal when a close personal relationship is turned into fiction, particularly given Portman's public enthusiasm for Cusk's earlier work.
Stivers, who says she obtained a pre-publication copy, notes that "M's key biographical information is very similar to Portman's" and suggests the book's ending reflects the actress's real dissatisfaction and sense of betrayal at the finished result. Portman has previously praised Cusk's writing, citing her Outline Trilogy in a 2021 Elle interview, but the Hollywood Reporter notes representatives for Portman have not yet commented on the claims.
In short
- Rachel Cusk's new novel "Life of M" may depict Natalie Portman.
- Report claims Portman felt "betrayal" over the portrayal.
- Book, out 25 August 2026, centres on an actress and her biographer.
Steelman: both sides, in good faith
The strongest fair case each way — we don't pick a winner.
The case for
Those concerned about ethics argue that using intimate details from a close friendship for fiction breaches the implicit trust of that relationship, particularly when the friend publicly praised the author's earlier work. If Portman's biographical information closely mirrors character M, this constitutes unauthorised portrayal of a personal relationship as literary material, a breach that matters ethically regardless of fictional framing.
The case against
Supporters of authorial freedom argue that writers have long drawn inspiration from real people and relationships as essential to authentic art grounded in lived experience. Without evidence of actual harm, defamation, or confidentiality breach, authors retain the freedom to transform their experiences—biographical similarities alone do not constitute unethical behaviour, and these remain unverified claims without Portman's own account of the situation.
Explained simply
Rachel Cusk is a British novelist known for her Outline Trilogy, a series of experimental novels exploring relationships and identity. She has a new novel called "Life of M," due for release in August 2026, which follows a famous actress named M who hires a writer to document her life.
A report has suggested that the character M is based on actress Natalie Portman, Cusk's friend. The claim comes from writer Valerie Stivers, who says she obtained a pre-publication copy and found the character's biographical details closely matched Portman's. Portman has previously praised Cusk's work in interviews, and her representatives have not yet commented on the report.
The story raises broader questions about ethics and consent when a real relationship is transformed into fiction. When writers draw on personal connections for their work, it can create tension between artistic freedom and the privacy of those who might recognise themselves in a narrative. This situation is particularly noteworthy given Portman's public enthusiasm for Cusk's previous work.