Michael F. Dilley, a former Army paratrooper, served for twenty years in the US Army's Military Intelligence branch. Following his retirement, he served as an operations security consultant to Department of Defense and Department of the Army special programs. He is also the author of Behind the Lines.
Eric Jason Martin is a producer, director, and voice performer based in Los Angeles. He is the AudioFile Earphones and Audie Award-winning narrator of over 200 audiobooks, including works by Kurt Vonnegut, David Foster Wallace, Karin Slaughter, and Lee Child.