Derek Keilty

Derek Keilty is a children's book writer and illustrator from Northern Ireland. Will Gallows and the Snake-Bellied Troll (2011) was his début novel and was followed by two further books in the series following the adventures of the young elfing sky cowboy, Will Gallows and the Thunder Dragon's Roar (2012) and Will Gallows and the Rock Demon's Blood (2013).