Barry Lyga is an American young adult novelist and short story writer. Born on September 11, 1971, he lives in New York and is known for his dynamic and compelling writing style, often exploring complex themes. Lyga majored in English at Yale, receiving his BA in 1993, and then spent ten years working at Diamond Comic Distributors after having spent his teenage years immersed in comic books. During this period, Lyga had seen his short stories published.

His book Archvillain was released in October 2013, and I Hunt Killers was released in March 2012. His debut novel, The Astonishing Adventures of Fanboy & Goth Girl, was followed by many others, with topics ranging from the aftermath of child abuse to pre-teens with superpowers to serial killers. Known as a "YA rebel-author" by Kirkus, Lyga's diverse portfolio showcases his ability to engage readers with various interests.