It’s not without reason that Len Deighton was widely known as the “quiet giant” of spy fiction. He was quiet in his modest personal life, yet a giant in his ability to craft intelligent espionage stories. Deighton, who passed away on March 15 at the age of 97, was a prolific writer whose work encompassed cookbooks, history, and World War Two thrillers. However, it was his command over the fictional world of spycraft that cemented his legacy. Much like John le Carré, Deighton’s protagonists were a counterpoint to the escapism of Ian Fleming’s James Bond. Their brand of cynical realism...