Clive Cussler is the author or coauthor of over fifty previous books in five bestselling series, including Dirk Pitt®, NUMA® Files, Oregon® Files, Isaac Bell, and Sam and Remi Fargo. His nonfiction works include Built for Adventure: The Classic Automobiles of Clive Cussler and Dirk Pitt, plus The Sea Hunters and The Sea Hunters II; these describe the true adventures of the real NUMA, which, led by Cussler, searches for lost ships of historic significance. With his crew of volunteers, Cussler has discovered more than sixty ships, including the long-lost Confederate ship Hunley. He lives in Colorado and Arizona.
Robin Burcell spent nearly three decades working in California law enforcement as a police officer, detective, hostage negotiator, and FBI-trained forensic artist. She is the author of eleven novels, most recently The Last Good Place. Burcell lives in Northern California.