An explosive thriller from the world's No.1 bestselling international writer. Nicholas Bryson spent years as a deep cover operative for the American secret inte

Prometheus Deception Robert Ludlum is the acknowledged master of suspense and international intrigue. For over thirty years, in over twenty international bestse

Nicholas Bryson, an agent for a covert American group called the Directorate, comes out of retirement after learning the Directorate is actually a traitorous gr

Now comes The Sigma Protocol, a new breakneck novel of intrigue, conspiracy, and terrifying deception. American investment banker Ben Hartman arrives in Zurich