Hard-up Russia expert Dr. Sam Gaddis finally has a lead for a book that could set his career back on track. He has staggering new information about an unknown sixth member of the infamous Cambridge spy ring -- a man who has evaded detection for his entire life. But when his source suddenly dies, Gaddis is left with just shreds of his investigation, and no idea that he is already in too deep.

An American ceramics engineer defects to the Soviet Union only to find his loyalty to the Russians questioned by both nations.

This fascinating account of how two young Americans turned traitor during the Cold War is an “absolutely smashing real-life spy story” (The New York Times Book Review).
At the height of the Cold War, some of the nation’s most precious secrets passed through a CIA contractor in Southern California. Only a handful of employees were cleared to handle the intelligence that came through the Black Vault. One of them...

"The New York Times bestselling author of The Spy and the Traitor tells the thrilling true story of the most important female spy in history: an agent code-named "Sonya," who set the stage for the Cold War. In 1942, in a quiet village in the leafy English Cotswolds, a thin, elegant woman lived in a small cottage with her three children and her husband, who worked as a machinist nearby. Ursula Burton was friendly but reserved, and spoke English with...

"In 1946, genius linguist and codebreaker Meredith Gardner discovered that the KGB was running an extensive network of strategically placed spies inside the United States, whose goal was to infiltrate American intelligence and steal the nation's military and atomic secrets. Over the course of the next decade, he and young FBI supervisor Bob Lamphere worked together on Venona, a top-secret mission to uncover the Soviet agents and protect the Holy Grail...

An account of one of the most notorious spy cases from the Cold War traces the 1961 international manhunt for five Soviet spies whose activities exposed the shadowy world of deep-cover KGB operatives.

This important new book ... based on archival material ... shows the huge extent of Soviet espionage activity in the United States during the 20th century ( The Telegraph ). Based on KGB archives that have never been previously released, this stunning book provides the most complete account of Soviet espionage in America ever written. In 1993, former KGB officer Alexander Vassiliev was permitted unique access to Stalin-era records of Soviet intelligence...

Few Cold War spy stories approach the sheer daring and treachery of George Blake's. After fighting in the Dutch resistance during World War II, Blake joined the British spy agency MI6 and was stationed in Seoul. Taken prisoner after the North Korean army overran his post in 1950, Blake later returned to England to a hero's welcome, carrying a dark secret: while in a communist prison camp in North Korea, he had secretly switched sides to the KGB after...

A former CIA officer and curator of the CIA Museum reveals the untold story of Ernest Hemingway's secret life as a spy for both the Americans and Soviets before and during World War II, and explores how his espionage activities influenced his literary work.

This groundbreaking historical study reveals the shocking infiltration of Soviet spies in America-and the top-secret cryptography program that caught them. Only in 1995 did the United States government officially reveal the existence of the super-secret Venona Project. For nearly fifty years American intelligence agents had been decoding thousands of Soviet messages, uncovering an enormous range of espionage activities carried out against the United...