Robert Ludlum

Her weapons: money and power. Her target: the most dangerous man in the world—her own son. Elizabeth Wyckham Scarlatti has a plan, a desperate, last-minute gamble designed to save the world from her son, Ulster, an incalculably cruel man who is working for the Third Reich under the name of Heinrich Kroeger. If …

The Sigma Protocol is the last novel written completely by Robert Ludlum, and was published posthumously. It is the story of the son of a Holocaust survivor who gets entangled in an international conspiracy by industrialists and financiers to take advantage of wartime technology.