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.

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Title: Armored (Signed Book), Author: Mark Greaney
Title: Sierra Six (Signed Book) (Gray Man Series #11), Author: Mark Greaney
Title: The Gray Man (Gray Man Series #1), Author: Mark Greaney
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Title: On Target (Gray Man Series #2), Author: Mark Greaney
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Title: Relentless (Gray Man Series #10), Author: Mark Greaney
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Title: Dead Eye (Gray Man Series #4), Author: Mark Greaney
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Title: Ballistic (Gray Man Series #3), Author: Mark Greaney
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Title: Back Blast (Gray Man Series #5), Author: Mark Greaney
Title: Mission Critical (Gray Man Series #8), Author: Mark Greaney
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Paperback $14.99 $17.00 Current price is $14.99, Original price is $17.00.
Title: Agent in Place (Gray Man Series #7), Author: Mark Greaney
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Paperback $15.49 $17.00 Current price is $15.49, Original price is $17.00.
Title: One Minute Out (Gray Man Series #9), Author: Mark Greaney
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Title: Burner (Gray Man Series #12), Author: Mark Greaney Pre-Order Now
#12 in Series
Hardcover $24.99 $29.00 Current price is $24.99, Original price is $29.00.
Title: Gunmetal Gray (Gray Man Series #6), Author: Mark Greaney
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Paperback $15.49 $17.00 Current price is $15.49, Original price is $17.00.
Title: Locked On, Author: Tom Clancy
Title: Tom Clancy Support and Defend, Author: Mark Greaney
Title: Command Authority, Author: Tom Clancy
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Title: Tom Clancy Full Force and Effect, Author: Mark Greaney
Title: Tom Clancy True Faith and Allegiance, Author: Mark Greaney
Title: Tom Clancy Commander in Chief, Author: Mark Greaney

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