The Defector (Gabriel Allon Series #9)

Grigori Bulganov once saved Gabriel Allon's life in Moscow-and Allon always repays his debts. So when the former Russian intelligence officer vanishes, Allon gathers his team of operatives to go after those responsible. But, in a running battle that rages across the globe, Allon soon realizes that his enemy may already hold the key to victory. And that if he continues, it will cost him more than he can bear...

Daniel Silva is the #1 New York Times-bestselling author of The Unlikely Spy, The Mark of the Assassin, The Marching Season, The Kill Artist, The English Assassin, The Confessor, Prince of Fire, A Death in Vienna, The Messenger, The Secret Servant, Moscow Rules and The Defector. He is married to NBC News Today correspondent Jamie Gangel. They have two children, Lily and Nicholas. In 2009 Silva was appointed to the United States Holocaust Memorial Museum Council.