| Roleplaying Game Credits: |
| |
| Book | | Publisher | | Credit |
| Serenity RPG (2005) | | Margaret Weis Productions | | Additional Design |
| Encyclopedia of Exotic Weapons (d20 System (generic)) (2004) | | Fast Forward Entertainment | | Writing and Design |
| Annotated Player's Handbook (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Annotations |
| Cloud Warriors (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Design |
| Deadliest Creatures Tome (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Writing and Design |
| Demon Wars Enchanted Locations (2003) | | Fast Forward Entertainment | | Writing and Design |
| DemonWars Gazetteer (Demon Wars) (2003) | | Fast Forward Entertainment | | Writing and Design |
| Devil's Player Guide (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Writing and Design |
| Devlilish Devices (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Writing and Design |
| Encyclopedia of Angels (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Design |
| Encyclopedia of Prestige Classes (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Writing and Design |
| Encyclopedia of Villains (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Writing and Design |
| Marauders of the Wolf: The Dwarves (Sovereign Stone) (2003) | | Sovereign Press | | Design |
| Monstrous Fighter Compendium, The (d20 System (generic)) (2003) | | Fast Forward Entertainment | | Design |
| Secrets of the Enemy Capital (Dungeon World) (2003) | | Fast Forward Entertainment | | Design |
| Sundered Reaches (2003) | | Fast Forward Entertainment | | Writing and Design |
| Dungeon World (2002) | | Fast Forward Entertainment | | Original Concepts |
| Dungeon World (2002) | | Fast Forward Entertainment | | Design |
| Enchanted Locations (d20 System (generic)) (2002) | | Fast Forward Entertainment | | Design |
| Encyclopedia of Demons & Devils II (d20 System (generic)) (2002) | | Fast Forward Entertainment | | Editing |
| Encyclopedia of Demons & Devils II (d20 System (generic)) (2002) | | Fast Forward Entertainment | | Design |
| Green Races (2002) | | Fast Forward Entertainment | | Design |
| Green Races (2002) | | Fast Forward Entertainment | | Original Concepts |
| Occult Items of Power (d20 System (generic)) (2002) | | Fast Forward Entertainment | | Writing and Design |
| Swords of Evil (d20 System (generic)) (2002) | | Fast Forward Entertainment | | Writing and Design |
| Sovereign Stone Campaign Sourcebook (2001) | | Sovereign Press | | Design Assistance |
| AD&D Player's Handbook, 2nd Ed. Revised (Advanced Dungeons & Dragons) (1995) | | TSR, Inc. | | Proofreading |
| Planescape Campaign Setting (1994) | | TSR, Inc. | | Proofreading |
| Monstrous Manual (Advanced Dungeons & Dragons) (1993) | | TSR, Inc. | | Guidance |
| Gamma World, 4th Ed. (1992) | | TSR, Inc. | | Design |
| Legends & Lore (Advanced Dungeons & Dragons) (1990) | | TSR, Inc. | | Design |
| Monstrous Compendium Dragonlance Appendix (1990) | | TSR, Inc. | | Design |
| AD&D Dungeon Master's Guide, 2nd Ed. (Advanced Dungeons & Dragons) (1989) | | TSR, Inc. | | Proofreading |
| AD&D Player's Handbook, 2nd Ed. (Advanced Dungeons & Dragons) (1989) | | TSR, Inc. | | Proofreading |
| Gateway to Ravens Bluff, The Living City (Forgotten Realms) (1989) | | TSR, Inc. | | Design Concept |
| Monstrous Compendium, Volume 1 (Advanced Dungeons & Dragons) (1989) | | TSR, Inc. | | Proofreading |
| Monstrous Compendium, Volume 2 (Advanced Dungeons & Dragons) (1989) | | TSR, Inc. | | Proofreading |
| Greyhawk Adventures (1988) | | TSR, Inc. | | Design and Organization |
| Ruins of Adventure (Forgotten Realms) (1988) | | TSR, Inc. | | Author |
| Book of Lairs, The (Advanced Dungeons & Dragons) (1986) | | TSR, Inc. | | Author |
| Gamma World: Science Fantasy Role-Playing Game (1981) | | TSR, Inc. | | Game Design |
| Deities & Demigods (Advanced Dungeons & Dragons) (1980) | | TSR, Inc. | | Design |
| Gods, Demi-Gods & Heroes (Dungeons & Dragons (classic)) (1976) | | TSR, Inc. | | Author |
| |
| |
| Magazine Credits: |
| |
| Magazine | | Credit |
| Dragon #197 (Sep 1993) | | Publisher |
| Dragon #194 (Jun 1993) | | Publisher |
| Dragon #192 (Apr 1993) | | Publisher |
| Dragon #191 (Mar 1993) | | Publisher |
| Dragon #188 (Dec 1992) | | Publisher |
| Dragon #187 (Nov 1992) | | Publisher |
| Dragon #182 (Jun 1992) | | Publisher |
| Dragon #181 (May 1992) | | Publisher |
| Dragon #180 (Apr 1992) | | Publisher |
| Dragon #179 (Mar 1992) | | Publisher |
| Dragon #173 (Sep 1991) | | Publisher |
| Dragon #170 (Jun 1991) | | Publisher |
| Dragon #169 (May 1991) | | Publisher |
| Dragon #163 (Nov 1990) | | Publisher |
| Dragon #162 (Oct 1990) | | Publisher |
| Dragon #159 (Jul 1990) | | Publisher |
| Dragon #153 (Jan 1990) | | Publisher |
| Dragon #152 (Dec 1989) | | Publisher |
| Dragon #151 (Nov 1989) | | Publisher |
| Dungeon #43 (Sep/Oct 1993) | | Publisher |
| Dungeon #42 (Jul/Aug 1993) | | Publisher |
| Dungeon #41 (May/Jun 1993) | | Publisher |
| Dungeon #40 (Mar/Apr 1993) | | Publisher |
| Dungeon #39 (Jan/Feb 1993) | | Publisher |
| Dungeon #38 (Nov/Dec 1992) | | Publisher |
| Dungeon #37 (Sep/Oct 1992) | | Publisher |
| Dungeon #36 (Jul/Aug 1992) | | Publisher |
| Dungeon #35 (May/Jun 1992) | | Publisher |
| Dungeon #34 (Mar/Apr 1992) | | Publisher |
| Dungeon #33 (Jan/Feb 1992) | | Publisher |
| Dungeon #30 (Jul/Aug 1991) | | Publisher |
| Dungeon #27 (Jan/Feb 1991) | | Publisher |
| Dungeon #25 (Sep/Oct 1990) | | Publisher |
| |
| |
| Magazine Article Credits: |
| |
| Article | | Credit |
| "Caravan" in Polyhedron #66 (Dec 1991) | | Author |
| "Ebony Tower, The" in Footprints #6 (Dec 2005) | | Author |
| "Encyclopedia of Demons & Devils II" in Campaign #4 (Jul/Aug 2002) | | Author |
| "Game Wizards, The" in Dragon #152 (Dec 1989) | | Author |
| "Game Wizards, The" in Dragon #140 (Dec 1988) | | Author |
| "Life Chime" in Campaign #3 (May/Jun 2002) | | Author |
| "Mansion of Mad Professor Ludlow, The" in Dragon #42 (Oct 1980) | | Author |
| "Paladin's Armor, The" in Campaign #4 (Jul/Aug 2002) | | Author |
| "Sage Advice" in Dragon #42 (Oct 1980) | | Author |
| |
| |
| Fiction Credits: |
| |
| Book | | Publisher | | Credit |
| Paladins, The (Forgotten Realms) (1998) | | TSR, Inc. | | Author |
| Pool of Twilight (Forgotten Realms) (1993) | | TSR, Inc. | | Author |
| Pools of Darkness (Forgotten Realms) (1991) | | TSR, Inc. | | Author |
| Pool of Radiance (Forgotten Realms) (1989) | | TSR, Inc. | | Author |
| Challenge of Druid's Grove (Advanced Dungeons & Dragons) (1985) | | TSR, Inc. | | Author |
| Light on Quests Mountain (Gamma World) (1983) | | TSR, Inc. | | Author |
| |
| |
| Short Story Credits: |
| |
| Story | | Credit |
| "A Matter of Thorns" (Forgotten Realms) in Realms of Infamy | | Author |
| "Standard Bearer, The" (Advanced Dungeons & Dragons) in Footprints #5 | | Author |
| "Undefiled" (Ravenloft) in Tales of Ravenloft | | Author |
| |
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