A. G. Riddle released his first novel, The Atlantis Gene, in March of 2013. It became the first book in The Origin Mystery Trilogy. His also released his fourth novel, Departure, which follows the survivors of a flight that takes off in the present and crash-lands in a changed world. Riddle was born and raised in a small town in North Carolina and graduated from UNC-Chapel Hill. No matter where he is, he tries to set aside time every day to write and answer e-mails.