| Roleplaying Game Credits: |
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| Book | | Publisher | | Credit |
| Treasure Trove Series #1: SpirosBlaak Arsenal (2005) | | Misfit Studios | | Additional Content |
| Arms & Armor v.3.5 (d20 System (generic)) (2004) | | Bastion Press | | Additional Design |
| Corwyl: Village of the Wood Elves (d20 System (generic)) (2004) | | Green Ronin Publishing | | Development and Editing |
| Dragon's Gate: San Angelo's Chinatown (San Angelo: City of Heroes) (2003) | | Gold Rush Games | | Editing |
| Into the Green (d20 System (generic)) (2003) | | Bastion Press | | Additional Design |
| Penumbra Fantasy Bestiary (2003) | | Atlas Games | | Author |
| Testament: Roleplaying in the Biblical Era (Mythic Vistas) (2003) | | Green Ronin Publishing | | Development and Editing |
| Uncommon Character (Penumbra) (2003) | | Atlas Games | | Author |
| Village of Briarton, The (d20 System (generic)) (2003) | | Gold Rush Games | | Editor and Additional Material |
| Pale Designs: A Poisoner's Handbook (d20 System (generic)) (2002) | | Bastion Press | | Additional Design |
| Relics & Rituals II: Lost Lore (Scarred Lands) (2002) | | Sword & Sorcery Studios | | Author |
| Spells & Magic (d20 System (generic)) (2002) | | Bastion Press | | Additional Design |
| Splintered Peace (Penumbra) (2002) | | Atlas Games | | Project Editor |
| Ultima Thule: Mythic Scandinavia (Ars Magica) (1999) | | Atlas Games | | Editing |
| GURPS Egypt (1998) | | Steve Jackson Games | | Editing |
| GURPS Egypt (1998) | | Steve Jackson Games | | Additional Material |
| GURPS: Russia (1998) | | Steve Jackson Games | | Editing |
| GURPS Warehouse 23 (1997) | | Steve Jackson Games | | Proofreading |
| Foxbat Unhinged (Champions) (1996) | | Atlas Games | | Editing |
| GURPS Goblins (1996) | | Steve Jackson Games | | Proofreading |
| GURPS Blood Types (1995) | | Steve Jackson Games | | Proofreading |
| GURPS Celtic Myth (1995) | | Steve Jackson Games | | Editing |
| GURPS CthulhuPunk (1995) | | Steve Jackson Games | | Proofreading |
| GURPS Fantasy Folk, 2nd Ed. (1995) | | Steve Jackson Games | | Proofreading |
| GURPS Greece (1995) | | Steve Jackson Games | | Proofreading |
| GURPS Voodoo: The Shadow War (1995) | | Steve Jackson Games | | Proofreading |
| Pandemonium! Adventures in Tabloid World (1993) | | M.I.B. Productions, Inc. | | Consultant: Rules Wonking |
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| Magazine Article Credits: |
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| Article | | Credit |
| "12 Secrets of Survival" in Dragon #205 (May 1994) | | Author |
| "Bazaar of the Bizarre: Tenser's Bottling Co., Inc." in Dragon #194 (Jun 1993) | | Author |
| "Best in Class" in Campaign #4 (Jul/Aug 2002) | | Author |
| "Cheating Made Even Easier" in Dragon #144 (Apr 1989) | | Author |
| "Don't You Dare!" in Dragon #192 (Apr 1993) | | Author |
| "Dragon's Bestiary, The" in Dragon #180 (Apr 1992) | | Author |
| "Dragon's Bestiary: The Good, The Bad, and the Clumsy" in Dragon #206 (Jun 1994) | | Author |
| "Dragon's Bestiary: The Wilderness Isn't As Nice As it Used To Be" in Dragon #187 (Nov 1992) | | Author |
| "Dragon's Bestiary: Two Hauntingly Good (But Definitely Bad) Undead" in Dragon #162 (Oct 1990) | | Author |
| "Dragons of Toon, The" in Shadis #47 | | Author |
| "Ecology (Love-Life) of the Lamia" in Dragon #192 (Apr 1993) | | Author |
| "Ecology of the Manticore, The" in Dragon #153 (Jan 1990) | | Author |
| "Ecology of the Wyvern, The" in Dragon Annual #1 (1996) | | Author |
| "From Intense to Inept" in Shadis Presents #20 (Aug 1995) | | Author |
| "Getting Naked in GURPS Celtic Myth" in Shadis #47 | | Author |
| "Independent Dependents" in Shadis #51 (Sep 1998) | | Author |
| "Items for Any Realm" in White Wolf Magazine #32 (Jul/Aug 1992) | | Author |
| "Necrology of the Vampire, The" in Shadis #17 (Jan/Feb 1995) | | Author |
| "Not Cheaper by the Dozen!" in Dragon #182 (Jun 1992) | | Author |
| "Sociology of the Flind, The" in Dragon #173 (Sep 1991) | | Author |
| "There's a Rum Do About, Old Chap" in Dragon #207 (Jul 1994) | | Author |
| "Tribulations of Kanah, The" in EN World Player's Journal #2 | | Additional Writing |
| "Two for the Price of One" in Shadis #53 (Nov 1998) | | Author |
| "Ultimate Ultimatum" in Shadis #42 | | Author |
| "Unhorsely Unicorns" in White Wolf Magazine #28 (Aug/Sep 1991) | | Author |
| "Who's Afraid of the Big, Bad Ghost?" in Dragon #210 (Oct 1994) | | Author |
| "Wide-Awake in Slumberland" in Shadis #16 (Nov/Dec 1994) | | Author |
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