In Indonesia, an American gaming engineer is coerced into parting with cutting edge artificial intelligence software. The implications are devastating - It will wreak havoc the wrong hands. A garbled message from his old friend father Pat West warns President Jack Ryan of impending technology crisis - and that father Pat is in deadly danger. With the campus on the trail of the potentially destructive computer programme, Jack races to save his friend. He can ill-afford to waste time, for his opponents back in Washington br>D C. Are itching for any opportunity for sabotage - could treason be brewing? As the network of theft and deception grows ever more tangled, a sinister plot is taking shape. President Jack Ryan finds himself in his darkest straits yet, with a Chinese conspiracy trailing all the way to the White House...

Since the publication of The Hunt for Red October, Tom Clancy has established an unrivalled position as the world�s leading thriller writer, with a string of million-selling novels and three major Hollywood films to his name. He is also the author of SSN and the non-fiction books Submarine, Armoured Warfare, Fighter Wing and Marine, and the co-creator of the Op-Centre series.