Steve Berry is the New York Times and #1 internationally bestselling author of sixteen Cotton Malone novels, five stand-alone thrillers, and several works of short fiction. He has 25 million books in print, translated into over 40 languages. With his wife, Elizabeth, he is the founder of History Matters, an organization dedicated to historical preservation. He serves as an emeritus member of the Smithsonian Libraries Advisory Board and was a founding member of International Thriller Writers, formerly serving as its co‑president.
Grant Blackwood is the New York Times bestselling author of the Briggs Tanner series, (The End of Enemies, The Wall of Night, and An Echo of War), the co-author of the Fargo Adventure Series (Spartan Gold, Lost Empire, and The Kingdom) with Clive Cussler, as well as the co-author of the #1 New York Times bestseller, Dead or Alive, with Tom Clancy, and the new thriller, 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. Grant lives in Arizona, where he is working his own standalone series starring a new hero.