| Roleplaying Game Credits: |
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| Book | | Publisher | | Credit |
| Paranoia XP (2004) | | Mongoose Publishing | | Additional Material |
| Champions: Superpowered Roleplaying (2002) | | Hero Games | | Author |
| Cugel's Compendium of Indispensable Advantages (Dying Earth) (2001) | | Pelgrane Press | | Author |
| Dying Earth Roleplaying Game, The (2001) | | Pelgrane Press | | Additional Material |
| I, Tyrant (Monstrous Arcana) (1996) | | TSR, Inc. | | Design |
| Mark of Amber (Mystara) (1995) | | TSR, Inc. | | Design |
| Karameikos, Kingdom of Adventure (Mystara) (1994) | | TSR, Inc. | | Design |
| Ultimate Martial Artist, The (Hero System) (1994) | | Hero Games | | Editorial Contributions |
| Poor Wizard's Almanac & Book of Facts (Mystara) (1992) | | TSR, Inc. | | Design |
| Champions in 3-D (1990) | | Hero Games | | Author |
| Complete Priest's Handbook (Advanced Dungeons & Dragons) (1990) | | TSR, Inc. | | Design |
| GURPS Fantasy: The Magical World of Yrth, 2nd Ed. (1990) | | Steve Jackson Games | | Additional Material |
| Complete Fighter's Handbook, The (Advanced Dungeons & Dragons) (1989) | | TSR, Inc. | | Author |
| Dungeon Master's Design Kit (Advanced Dungeons & Dragons) (1988) | | TSR, Inc. | | Design |
| Strike Force (Champions) (1988) | | Hero Games | | Writing and Design |
| Grand Duchy of Karameikos, The (Dungeons & Dragons (classic)) (1987) | | TSR, Inc. | | Editing |
| Grand Duchy of Karameikos, The (Dungeons & Dragons (classic)) (1987) | | TSR, Inc. | | Design |
| Principalities of Glantri, The (Dungeons & Dragons (classic)) (1987) | | TSR, Inc. | | Editing |
| Skarda's Mirror (Dungeons & Dragons (classic)) (1987) | | TSR, Inc. | | Design |
| Treasure Hunt (Advanced Dungeons & Dragons) (1986) | | TSR, Inc. | | Author |
| Lands of Mystery (Justice, Inc.) (1985) | | Hero Games | | Proofreading |
| Lands of Mystery (Justice, Inc.) (1985) | | Hero Games | | Author |
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| Other Game Credits: |
| |
| Product | | Publisher | | Credit |
| Midville (Car Wars) (1989) | | Steve Jackson Games | | Source Material |
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| Magazine Credits: |
| |
| Magazine | | Credit |
| Adventurers Club #7 (Summer 1986) | | Editing |
| |
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| Magazine Article Credits: |
| |
| Article | | Credit |
| "Empire Club, The" in Adventurers Club #7 (Summer 1986) | | Author |
| "Gadgets & Treasures" in Adventurers Club #7 (Summer 1986) | | Author |
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| Fiction Credits: |
| |
| Book | | Publisher | | Credit |
| Betrayal (Star Wars) (2006) | | Del Rey | | Author |
| Rebel Dream (Star Wars) (2002) | | Del Rey | | Author |
| Rebel Stand (Star Wars) (2002) | | Del Rey | | Author |
| X-Wing: Solo Command (Star Wars) (1999) | | Bantam Spectra | | Author |
| X-Wing: Starfighters of Adumar (Star Wars) (1999) | | Bantam Spectra | | Author |
| X-Wing: Iron Fist (Star Wars) (1998) | | Bantam Spectra | | Author |
| X-Wing: Wraith Squadron (Star Wars) (1998) | | Bantam Spectra | | Author |
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| Short Story Credits: |
| |
| Story | | Credit |
| "Boneyard Lights" (Dark Sun) in Asticlian Gambit | | Author |
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