The Teeth of the Tiger [first edition]

A New York Times Bestselling Author In the Brave New World of terrorism the old rules no longer apply. In suburban Maryland, Hendley Associates ("the Campus") does a profitable business in stocks, bonds, and international currencies. But its true mission is quite different: to identify and locate terrorist threats, and then deal with them, in whatever manner necessary. When President John Patrick Ryan's son goes to work for "the Campus," he finds that nothing has prepared him for what he is about to encounter.