| Roleplaying Game Credits: |
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| Book | | Publisher | | Credit |
| Conspiracy of Shadows: Companion (2005) | | Bob Goat Press | | Editing |
| Iron Kingdoms World Guide (2005) | | Privateer Press | | Contributor |
| Paradise Lost (Heaven and Earth) (2005) | | Abstract Nova Entertainment | | Author |
| BESM Space Fantasy (Big Eyes, Small Mouth) (2004) | | Guardians of Order | | Author |
| Edge of Infinity: The Scarred Planes (Scarred Lands) (2004) | | Sword & Sorcery Studios | | Author |
| Heaven and Earth, 3rd Ed. (2004) | | Abstract Nova Entertainment | | Author |
| Iron Kingdoms Character Guide (2004) | | Privateer Press | | Contributor |
| Living Lore (Ars Magica) (2004) | | Atlas Games | | Author |
| Strange Lands: Lost Tribes of the Scarred Lands (2004) | | Sword & Sorcery Studios | | Author |
| African Alliance (Shadowforce Archer) (2003) | | Alderac Entertainment Group | | Author |
| Alliance and Horde Compendium (Warcraft) (2003) | | Sword & Sorcery Studios | | Author |
| BESM Dungeon (Big Eyes, Small Mouth) (2003) | | Guardians of Order | | Author |
| Creature Collection III: Savage Bestiary (Scarred Lands) (2003) | | Sword & Sorcery Studios | | Author |
| Dragons of the Sixth World (Shadowrun) (2003) | | Fantasy Productions | | Author |
| Emissaries (Simply Roleplaying!) (2003) | | Microtactix | | Author |
| High Frontier, The (Transhuman Space) (2003) | | Steve Jackson Games | | Author |
| Mastercraft Anthology (Legends & Lairs) (2003) | | Fantasy Flight Games | | Author |
| Mindshadows (Mythic Vistas) (2003) | | Green Ronin Publishing | | Cartographer |
| Mindshadows (Mythic Vistas) (2003) | | Green Ronin Publishing | | Author |
| Monsters of the Mind (d20 System (generic)) (2003) | | Green Ronin Publishing | | Author |
| Out of the Vaults (Gamma World) (2003) | | Sword & Sorcery Studios | | Author |
| Player's Guide to Clerics and Druids (Scarred Lands) (2003) | | Sword & Sorcery Studios | | Author |
| Player's Guide to Rangers and Rogues (Scarred Lands) (2003) | | Sword & Sorcery Studios | | Author |
| Pocket Magica (d20 System (generic)) (2003) | | Green Ronin Publishing | | Design |
| Ruins of Rathess (Exalted) (2003) | | White Wolf | | Author |
| Shop, The (Shadowforce Archer) (2003) | | Alderac Entertainment Group | | Author |
| Stargate SG-1 Roleplaying Game (2003) | | Alderac Entertainment Group | | Additional Writing |
| Blue Dragon, White Tiger (Hong Kong Action Theatre!) (2002) | | Guardians of Order | | Author |
| Dark Ages Europe (2002) | | White Wolf | | Author |
| Dark Ages: Mage (2002) | | White Wolf | | Author |
| Dragon-Blooded, The (Exalted) (2002) | | White Wolf | | Author |
| Heretics and Outsiders (Fading Suns) (2002) | | Holistic Design, Inc. | | Author |
| Heroes & Villains (Gear Krieg) (2002) | | Dream Pod 9 | | Author |
| Hunter: First Contact (Hunter: The Reckoning) (2002) | | White Wolf | | Author |
| Lord Erbian's Stellar Bestiary (Fading Suns) (2002) | | Holistic Design, Inc. | | Author |
| Path of Magic (Legends & Lairs) (2002) | | Fantasy Flight Games | | Author |
| Path of the Sword (Legends & Lairs) (2002) | | Fantasy Flight Games | | Author |
| Pocket Grimoire Arcane (d20 System (generic)) (2002) | | Green Ronin Publishing | | Design |
| Pocket Grimoire Divine (d20 System (generic)) (2002) | | Green Ronin Publishing | | Design |
| Power of the Jedi Sourcebook (Star Wars) (2002) | | Wizards of the Coast | | Design |
| Prophecies of the Dragon (Wheel of Time) (2002) | | Wizards of the Coast | | Design |
| Slayer's Guide to Harpies, The (Slayer's Guides) (2002) | | Mongoose Publishing | | Author |
| Unveiled Masters: The Essential Guide to Mind Flayers (d20 System (generic)) (2002) | | Paradigm Concepts | | Author |
| Arcana: Societies of Magic (d20 System (generic)) (2001) | | Green Ronin Publishing | | Design |
| Arcana: Societies of Magic (d20 System (generic)) (2001) | | Green Ronin Publishing | | Art Director |
| Bitter Crusade (Dark Ages) (2001) | | White Wolf | | Author |
| Cugel's Compendium of Indispensable Advantages (Dying Earth) (2001) | | Pelgrane Press | | Additional Material |
| Gear Krieg: The Roleplaying Game (2001) | | Dream Pod 9 | | Author |
| GURPS Monsters (2001) | | Steve Jackson Games | | Author |
| GURPS Traveller Planetary Survey 4: Glisten (2001) | | Steve Jackson Games | | Author |
| Hunter Storytellers Handbook (Hunter: The Reckoning) (2001) | | White Wolf | | Author |
| Iberia by Night (Dark Ages) (2001) | | White Wolf | | Author |
| Into the Dark (Fading Suns) (2001) | | Holistic Design, Inc. | | Author |
| Relics and Rituals (Scarred Lands) (2001) | | Sword & Sorcery Studios | | Author |
| Seafarer's Handbook (Legends & Lairs) (2001) | | Fantasy Flight Games | | Author |
| Spies and Revolutionaries (Fading Suns) (2001) | | Holistic Design, Inc. | | Author |
| Touched by the Gods (Penumbra) (2001) | | Atlas Games | | Author |
| Welcome to Potter's Lake (Heaven and Earth) (2001) | | Guardians of Order | | Author |
| First Colony (Blue Planet) (2000) | | Fantasy Flight Games | | Additional Writing |
| GURPS Traveller: Starports (2000) | | Steve Jackson Games | | Author |
| GURPS Who's Who 2 (1999) | | Steve Jackson Games | | Author |
| Shattered Coast (Deadlands: Hell on Earth) (1999) | | Pinnacle Entertainment Group | | Author |
| Traveller: The New Era (1993) | | Game Designers Workshop | | Additional Material |
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| Magazine Article Credits: |
| |
| Article | | Credit |
| "Contact: Answerin" in Challenge #55 | | Author |
| "Coreward Conspiracy" in Challenge #59 (Apr 1992) | | Author |
| "Gear Krieg: The Roleplaying Game" in Game Trade Magazine #14 (Apr 2001) | | Author |
| "Inspiration from Representation" in Excellent Prismatic Spray #3 | | Author |
| "Passing of the Flame" in Challenge #69 | | Author |
| "Six Patrons" in Challenge #70 | | Author |
| "Special Ops: The Sector Ranger" in Star Wars Gamer #8 (Feb/Mar 2002) | | Author |
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