Lost (TV series) have been released by Hyperion Books, a publisher owned by Disney, ABC's parent company. They are "Endangered Species" () and "Secret Identity" () both by Cathy Hapka and "Signs of Life" () by Frank Thompson. Additionally, Hyperion published a metafictional book titled "Bad Twin" (), written by Laurence Shames, and credited to fictitious author "Gary Troup", who ABC's marketing department claimed was a passenger on Oceanic Flight 815. Several unofficial books relating to the show have also been published. "Finding Lost: The Unofficial Guide" () by Nikki Stafford and published by ECW Press is a book detailing the show for
Ethan Rom of Oceanic Flight 815, Ethan encounters a time traveling John Locke the day the drug smugglers' plane crash landed on the island. Ethan shoots him in the leg and nearly kills John before a time jump moves John forward in time. Ethan doesn't seem to recall the encounter in the present. Around three years before the crash, he travels from the island to Florida by submarine to recruit Juliet Burke, with the help of Richard Alpert. Ethan's wife dies in childbirth and his baby also does not survive. When Oceanic Flight 815 crashes on the island on September 22, 2004,