A missing Chinese scientist, unexplained noises emanating from under the Arctic ice, and a possible mole in American intelligence are just some of the problems that plague President Jack Ryan in the latest entry in Tom Clancy's #1 New York Times bestselling series.Aboard an icebreaker in the Arctic Ocean, a sonar operator hears an unusual noise coming from the ocean floor. She can't isolate it and chalks the event up to an anomaly in a newly installed system.Meanwhile, operatives with the Chinese Ministry of State Security are dealing with their own mystery-the disappearance of brilliant but eccentric scientist, Liu Wangshu. They're desperate to keep his crucial knowledge of aerospace and naval technology out of their rivals' hands.Finding Liu is too great an opportunity for any intelligence service to pass up, but there's one more problem. A high-level Chinese mole, code-named Surveyor, has managed to infiltrate American Intelligence. President Jack Ryan has only one choice: send John Clark and his Campus team deep into China to find an old graduate student of the professor's who may hold the key to his whereabouts. It's a dangerous gamble, but with John Clark holding the cards, Jack Ryan is all in.Story Locale: The Arctic Ocean, China, Washington, D.C.Series Overview: Tom Clancy's Jack Ryan series is one of the most successful thriller franchises in history. All twenty-one books have been New York Times bestsellers, and most have hit #1.

NOW IN PAPERBACKA NEW AUDIENCE FOR JACK RYAN: The successful Amazon series starring John Krasinski as the young Ryan has already been picked up for a second season.A NEW DEAL FOR CLANCY: This is the second of four books in our new Clancy deal. We will continue our usual Spring/Fall pub schedule through 2021.NEW YORK TIMES-BESTSELLING SERIES: Tom Clancy Oath of Office hit #11 on the New York Times hardcover fiction list. It stayed on the printed list for five weeks in total.SEAMLESS TRANSITION TO THE RYAN SERIES: Marc Cameron has more than risen to the challenge of taking over the Ryan books from the wildly popular Mark Greaney. The Real Book Spy called Cameron's first outing, Tom Clancy Power and Empire, "a terrific, high-concept political thriller written with the same finesse and style that Clancy's fans have come to expect."AUTHOR HAS REAL-LIFE EXPERIENCE: Cameron has spent almost thirty years in law enforcement, where he's been everything from a mounted police officer to a U.S. Marshal specializing in VIP protection.