About the Author

TOM CLANCY was the #1 New York Times-bestselling author of more than a dozen books. He died in October 2013.

The New York Times-bestselling author of the Briggs Tanner series, GRANT BLACKWOOD is also the coauthor of the #1 New York Times bestseller Dead or Alive, with Tom Clancy, and The Kill Switch, with James Rollins. A U.S. Navy Veteran, Grant spent three years aboard a guided missile frigate as an Operations Specialist and a Pilot Rescue Swimmer.