A new surveillance guide by ex-NYPD officer Eddie Cruz offers lessons from law enforcement but focuses on the practical concerns of private-sector operators. Read More
A young man befriends a dashing British diplomat, only to learn that his charismatic friend is one of the Cold War's most notorious double agents. Read More
Dive into the biographies of the spies and double agents, saboteurs and infiltrators who quietly changed 20th-century history by operating in the shadows. Read More
