NEW YORK TIMES BESTSELLER • From the celebrated author of Operation Mincement and The Siege comes the thrilling Americans-era tale of Oleg Gordievsky, the Russian whose secret work helped hasten the end of the Cold War.

“The best true spy story I have ever read.”—JOHN LE CARRÉ

Named a Best Book of the Year by The Economist • Shortlisted for the Bailie Giffords Prize in Nonfiction