TY - BOOK AU - Greaney, Mark, AU - Clancy, Tom, TI - Tom Clancy's Commander-in-Chief: A Jack Ryan Novel T2 - A Jack Ryan novel SN - 9780718181888 CY - London PB - Penguin Books Ltd KW - Ryan, Jack, Jr. (Fictitious character) KW - Presidents KW - Fiction KW - Russia KW - Suspense fiction N1 - Hardback N2 - The latest Tom Clancy Jack Ryan adventure thriller written by Mark Greaney, Clancy's last and most successful collaborator. Tom Clancy was as an undisputed master at blending exceptional realism and authenticity, intricate plotting, and razor-sharp suspense. He passed away in October 2013. Mark Greaney is the co-author of three number 1 New York Times bestsellers with Tom Clancy. In his research for these novels, Greaney traveled and trained alongside military and law. He lives in Memphis, Tennessee ER -