Mark Greaney is an American novelist. He is best known as Tom Clancy's collaborator on his final books during his lifetime, and for continuing the Jack Ryan character and the Tom Clancy universe following Clancy's death in 2013. He is also known for the "Gray Man" series of novels.
The thrilling Gray Man series has been around for quite some time now, and Gunmetal Gray, the latest installment in the franchise, is probably the best one to date. The best-selling, fan-favored and critically-acclaimed Mark Greaney, a dashing gentle...
The thrilling Gray Man series has been around for quite some time now, and Gunmetal Gray, the latest installment in the franchise, is probably the best one to date. The best-selling, fan-favored and critically-acclaimed Mark Greaney, a dashing gentle...