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Now comes The Sigma Protocol, a new breakneck novel of intrigue, conspiracy, and terrifying deception.American investment banker Ben Hartman arrives in Zurich for a ski holiday, the first time he's been back to Switzerland since his twin brother died there in a tragic accident... Read Full Overview

After phenomenal bestseller upon bestseller, Robert Ludlum's books still "dominate the field in adventure-drenched thrillers" ( Chicago Tribune ). Now Ludlum's books are at an all-time high in this new breakneck classic of international intrigue, terrifying deception, and two... Read Full Overview

Ben Hartman is vacationing in Zurich, Switzerland when he chances upon his old friend Jimmy Cavanaugh--a madman who's armed and programmed to assassinate. In a matter of minutes, six innocent bystanders are dead. So is Cavanaugh. But when his body vanishes, and his weapon... Read Full Overview

Ben Hartman is vacationing in Zurich, Switzerland when he chances upon his old friend Jimmy Cavanaugh--a madman who's armed and programmed to assassinate. In a matter of minutes, six innocent bystanders are dead. So is Cavanaugh. But when his body vanishes, and his weapon... Read Full Overview

After phenomenal bestseller upon bestseller, Robert Ludlum's books still "dominate the field in adventure-drenched thrillers" (Chicago Tribune). Now Ludlum's books are at an all-time high in this new breakneck classic of international intrigue, terrifying deception, and two random... Read Full Overview

Ben Hartman is vacationing in Zurich, Switzerland when he chances upon his old friend Jimmy Cavanaugh a madman who's armed and programmed to assassinate. In a matter of minutes, six innocent bystanders are dead. So is Cavanaugh. But when his body vanishes, and his weapon mysteriously... Read Full Overview