Dallas William Mayr, better known by his pen name Jack Ketchum, was an American horror fiction author. He was the recipient of four Bram Stoker Awards and three further nominations. His novels included "Off Season", "Offspring", and "Red", which were adapted to film. In 2011, Ketchum received the World Horror Convention Grand Master Award for outstanding contribution to the horror genre.

Dallas William Mayr, better known by his pen name Jack Ketchum, was an American horror fiction author. He was the recipient of four Bram Stoker Awards and three further nominations. His novels included "Off Season", "Offspring", and "Red", which were adapted to film. In 2011, Ketchum received the World Horror Convention Grand Master Award for outstanding contribution to the horror genre.