Dan McGirt  Dan McGirt is an American author, of the comic fantasy genre. His current books consist of the Jason Cosmo series, which was rebooted in 2009 with the publication of "Hero Wanted". The Original Jason Cosmo Non-Trilogy was envisioned as an ongoing series, but was discontinued by the publisher after "Dirty Work". He is a member of Science Fiction and Fantasy Writers of America (SFWA) and Novelists, Inc (NINC).