This is a list of individuals who have designed one or more role-playing games, including live-action role-playing games but excluding role-playing video games (see List of video game industry people and its children for video game creators). Artists are listed separately on the annotated List of role-playing game artists. Publishing companies are listed under List of role-playing game publishers. Individual games are listed under List of tabletop role-playing games. The design of role-playing games may include the creation of game systems, game settings and scenarios for roleplaying; game designers engage in one or more of these activities as they create, revise and develop roleplaying games. For each designer, this list includes a few representative games, game lines or publications that the designer in question has created or co-authored or where they are credited with a significant contribution. A Justin Achilli - Vampire: The Dark Ages, Victorian Age: Vampire, Vampire: The Requiem; co-creator of Exalted Mark Acres - Chill; Gangbusters Peter Adkison - The Primal Order Aaron Allston - Autoduel Champions, Ghostbusters International; co-author of Champions 5th edition; contributions to Mystara, including the Hollow World Campaign Set Dave Allsop - SLA Industries Terry Amthor - Shadow World; co-author of Space Master Bryan Ansell - Warhammer Fantasy Roleplay; contributions to Call of Cthulhu Sandy Antunes - Rules to Live By (LARP), A Faery's Tale Dave Arneson- co-creator of Dungeons & Dragons (with Gary Gygax); creator of Blackmoor; co-author of Adventures in Blackmoor and Temple of the Frog B L. Ross Babcock III - co-creator of the BattleTech setting Wilf K. Backhaus - co-author of Chivalry & Sorcery D. Vincent Baker - Dogs in the Vineyard, Apocalypse World Keith Baker - Eberron; contributions to Feng Shui and various d20 System publications Meguey Baker - Apocalypse World, 1001 Nights, a game of enticing stories, Psi-Run, Valiant Girls Richard Baker - Alternity, Star Drive, Gamma World (7th edition) Jim Bambra - co-author of Warhammer Fantasy Roleplay Cam Banks - co-author of Leverage: The Roleplaying Game and Marvel Heroic Roleplaying; contributions to the Dragonlance setting Jeff Barber - Killer Crosshairs; co-creator of Blue Planet M. A. R. Barker - Tékumel, Empire of the Petal Throne Kevin Barrett - co-author of Space Master Wolfgang Baur - co-creator of Dark•Matter; contributions to various TSR settings Greg Benage - co-creator of Blue Planet Chris Birch - co-author of Starblazer Adventures, Legends of Anglerre Scott Bizar - founder of Fantasy