"This is Agatha Christie's masterpiece, and if she never wrote another word, she'd have still gone down as the Queen." –LOUISE PENNY, #1 New York Times bestselling author

"Ingenious and unexpected." –NEW YORK TIMES

The official edition of the beloved classic voted by the British Crime Writers' Association as the "Best Crime Novel of all Time," now featuring a new introduction by

"Equal parts charming and ingenious, dark and quirky and utterly engaging. Reading The Monogram Murders was like returning to a favorite room of a long-lost home" -Gillian Flynn, #1 New York Times bestselling author of Gone Girl

Since the publication of her first novel in 1920, more than two billion copies of Agatha Christie's books have been sold around the globe. Now, for the first time ever, the guardians of her

The world's most beloved detective, Hercule Poirot—the legendary star of Agatha Christie's Murder on the Orient Express and most recently The Monogram Murders and Closed Casket—returns in a stylish, diabolically clever mystery set in the London of 1930.

"We Agatha Christie fans read her stories—and particularly her Poirot novels—because the mysteries are invariably equal parts charming and