Jack Ryan, Jr (full name John Patrick Ryan, Jr. BA) is a fictional character introduced as an infant in Patriot Games and later as an adult in The Teeth of the Tiger as an associate financial analyst for Hendley Associates (The White Side). He played a pivotal character spanning forth from The Teeth of the Tiger where he became an intelligence analyst and operations officer for The Campus (The Black Side). After the conclusion of Threat Vector, he resigned from Hendley Associates aka The Campus to minimize possible intelligence and political fallout. After the events of Command Authority, Jack Jr revealed that he will be rejoining The Campus on a fulltime capacity.