Jason Douglas Henderson (born September 4, 1971) is an American writer of computer games, novels and several comic book series. He is the writer of the young adult novel series Alex Van Helsing from HarperCollins and the comic book series Sword of Dracula from Image Comics, Strange Magic from Marvel Comics, and Soulcatcher. His book Alex Van Helsing: Vampire Rising was added to the 2011 Texas Library Association Lone Star Reading List, a list of the top 20 books published in the previous year for middle grade readers.