James Dover Grant, primarily known by his pen name Lee Child, is a British author who writes thriller novels and is best known for his Jack Reacher novel series. The books follow the adventures of a former American military policeman, Jack Reacher, who wanders the United States. His first novel, Killing Floor (1997), won the Anthony Award and the 1998 Barry Award for Best First Novel. No. 1 on The New York Times Fiction best seller list for 1 week, from the issue of November 30, 2025 (Bantam Books). Wiki link