In addition, in 1997 HWA produced a volume of essays on the craft of horror writing, On Writing Horror: A Handbook by the Horror Writers Association, edited by Mort Castle, with contributions from dozens of well-known HWA members.
Association football | association football | Forward (association football) | Goalkeeper (association football) | Defender (association football) | National Basketball Association | American Association for the Advancement of Science | Association of Tennis Professionals | horror film | American Library Association | World Boxing Association | National Collegiate Athletic Association | horror | American Association | American Heart Association | National Association of Intercollegiate Athletics | National Rifle Association | International Development Association | National Association for the Advancement of Colored People | American Bar Association | Philippine Basketball Association | American Medical Association | International Air Transport Association | World Hockey Association | Women's Tennis Association | Gaelic Athletic Association | Substitute (association football) | Progressive Conservative Association of Alberta | American Association (19th century) | defender (association football) |
Guy is a member of the Science Fiction and Fantasy Writers of America, the International Association of Media Tie-in Writers, the Horror Writers Association, the Science Fiction Poetry Association, the International Order of Horror Professionals, Rocky Mountain Fiction Writers, Northern Colorado Writers, and the American Society of Composers, Authors and Publishers.
He is a member of Sisters in Crime, the Horror Writers Association (and currently serves as the Treasurer of HWA), the Dracula Society, and the Transylvanian Society of Dracula.