Mark Greaney has a degree in international relations and political science. In his research for the Gray Man novels, including Agent in Place, Gunmetal Gray, Back Blast, Dead Eye, Ballistic, On Target, and The Gray Man, he traveled to more than fifteen countries and trained alongside military and law enforcement in the use of firearms, battlefield medicine, and close-range combative tactics. He is also the author of the New York Times bestsellers Tom Clancy Support and Defend, Tom Clancy Full Force and Effect, Tom Clancy Commander in Chief, and Tom Clancy True Faith and Allegiance. With Tom Clancy, he coauthored Locked On, Threat Vector, and Command Authority.
"I LOVE THE GRAY MAN."--#1 New York Times bestselling author Lee Child "BOURNE FOR THE NEW MILLENNIUM."--New York Times bestselling author James Rollins Praise for Gunmetal Gray "Fans of RPG, Hong Kong action films and high-octane storytelling will love the Gray Man, who battles full-bore through this fast-paced series."--The Washington Post "Courtland Gentry, also known as the Gray Man, is everything you'd want in a fictional professional killer...[he] always gets the job done for the US of A, and he entertains while doing it...this one is fat, fast, and fun. Clancy's spirit lives on."--Kirkus Reviews (stared review) "Outstanding...Gray Man fans will close the book happily fulfilled and eagerly awaiting his next adventure."--Publishers Weekly (starred review) Praise for Back Blast "Mark Greaney reigns as one of the recognized masters of action and adventure. Back Blast is no exception."--New York Times and #1 internationally bestselling author Steve Berry "Fast-paced [and] tightly written...A great ride."--New York Times bestselling author Larry Bond "Punches with bone-busting power...Flesh-and-blood priceless."--New York Times bestselling author Stephen Templin "Greaney's unraveling of the Back Blast mystery is masterly, but it's the Gray Man's ability to outthink and outgun...that will keep readers glued to the pages."--Publishers Weekly (starred review) "[A] high-energy thriller...Clancy fans will have a blast."--Kirkus Reviews