INTERNATIONAL BESTSELLER. Finalist for the 2026 Barnes & Noble Discover Prize. ANew York Times Book ReviewEditors Choice. Dua Lipa’s Service95 Book Club Pick for August 2026.

Extremely smart, impossibly funny, and just plain fun to readthis book hums with a brilliant, lunatic energy all its own. I finished it in a day. Caro Claire Burke, #1New York Timesbestselling author ofYesteryear

If the Royal Tenenbaums were middle-class and likable, theyd be this madcap family.The New York Times Book Review

Madeline Cash is a voice like no other. Lena Dunham, #1New York Timesbestselling author ofFamesick

“Funny, fast and intoxicating. Believe the hype.Dua Lipa

“I loved it. I raced through it. It’s just fantastic writing.”Sarah Jessica Parker

Rippling with humor, warmth, and style,Lost Lambsis a new vision of the charms and pitfalls of family dysfunction.

The Flynn family is coming undone. Catherine and Buds open marriage has reached its breaking point as their daughters spiral in their own chaotic orbits: Abigail, the eldest, is dating a man in his twenties nicknamed War Crime Wes; Louise, the middle child, maintains a secret correspondence with an online terrorist; the brilliant youngest, Harper, is being sent to wilderness reform camp due to her insistence that someoneor somethingis monitoring the towns citizens.

Casting a shadow across their lives, and their small coastal town, is Paul Alabaster, a billionaire shipping magnate. Rumors of corruption circulate, but no one dares dig too deep. No one except Harper, whose obsession with a mysterious shipping container exposes a criminal conspiracy that unwittingly endangers her familya crisis that just may bring them closer together.

Irreverent and addictive, pinging between the voices of the Flynns and the characters around them, Madeline CashsLost Lambsis a debut novel of quick-witted observation and surprising tenderness. In it, Cash has crafted a family saga for the twenty-first century, all held together with crazy glue.

Madeline Cashis the author of the story collectionEarth Angeland the novelLost Lambs. Her work has been published inThe Paris Reviewonline,Granta,BOMB, and elsewhere. Her books have been translated into over twenty languages.

• Publisher: Farrar, Straus and Giroux
• Publish Date: January 13, 2026
• Pages: 336
• Language: English
• Type: Hardcover
• EAN/UPC: 9780374619237
• Dimensions:8.5 in H | 5.8 in W | 1.2 in T | 0.9 lb Wt
• BISAC Categories: Literary Fiction, Popular Fiction