| Roleplaying Game Credits: |
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| Book | | Publisher | | Credit |
| Exalted, Second Edition (2006) | | White Wolf | | System Design |
| Werewolf: The Forsaken (2005) | | White Wolf | | Original Creation |
| Ars Magica, Fifth Ed. (2004) | | Atlas Games | | Creator |
| Broken Covenant of Calebais, The (Ars Magica) (2004) | | Atlas Games | | Author |
| Demon: The Fallen (2002) | | White Wolf | | System Design |
| Adventure! (2001) | | White Wolf | | System Design |
| Exalted (2001) | | White Wolf | | System Design |
| Mage: The Ascension, Revised Ed. (2000) | | White Wolf | | Original Creation |
| Werewolf: The Apocalypse, Revised Ed. (2000) | | White Wolf | | Original Creation |
| Aberrant (1999) | | White Wolf | | System Design |
| Hunter: The Reckoning (1999) | | White Wolf | | System Design |
| Laws of the Night, Revised Ed. (Mind's Eye Theatre) (1999) | | White Wolf | | System Design |
| Vampire: The Masquerade, Revised Ed. (1999) | | White Wolf | | Original Creation |
| Mage: The Sorcerers Crusade (1998) | | White Wolf | | Additional Concepts |
| Changeling: The Dreaming, 2nd Ed. (1997) | | White Wolf | | Original Concept and Design |
| Trinity (1997) | | White Wolf | | System Design |
| Werewolf: The Wild West (1997) | | White Wolf | | System Design |
| Ars Magica, Fourth Edition (1996) | | Atlas Games | | Contributing Author |
| Ars Magica, Fourth Edition (1996) | | Atlas Games | | Design |
| Vampire: The Dark Ages (1996) | | White Wolf | | System Design |
| Vampire: The Dark Ages (1996) | | White Wolf | | Author |
| Vampire: The Dark Ages (1996) | | White Wolf | | Concepts |
| Vampire: The Dark Ages (1996) | | White Wolf | | Design |
| Wraith: The Oblivion, 2nd Ed. (1996) | | White Wolf | | Design and Development Contributor |
| Wraith: The Oblivion, 2nd Ed. (1996) | | White Wolf | | System Design |
| Wraith: The Oblivion, 2nd Ed. (1996) | | White Wolf | | Original Design |
| Changeling: The Dreaming (1995) | | White Wolf | | Author |
| Changeling: The Dreaming (1995) | | White Wolf | | System Design |
| Changeling: The Dreaming (1995) | | White Wolf | | Design |
| Mage: The Ascension, 2nd Ed. (1995) | | White Wolf | | System Design |
| Mage: The Ascension, 2nd Ed. (1995) | | White Wolf | | Original Concept and Design |
| Face of Death, The (Wraith: The Oblivion) (1994) | | White Wolf | | Author |
| Galaxy Guide 6: Tramp Freighters, Revised Ed. (Star Wars (d6)) (1994) | | West End Games | | Design |
| Houses of Hermes (Ars Magica) (1994) | | Wizards of the Coast | | Concepts |
| Masquerade, 2nd Ed. (Mind's Eye Theatre) (1994) | | White Wolf | | Author |
| Masquerade, 2nd Ed. (Mind's Eye Theatre) (1994) | | White Wolf | | Design |
| Werewolf: The Apocalypse, 2nd Ed. (1994) | | White Wolf | | Design |
| Werewolf: The Apocalypse, 2nd Ed. (1994) | | White Wolf | | Author |
| Werewolf: The Apocalypse, 2nd Ed. (1994) | | White Wolf | | System Design |
| Wraith: The Oblivion (1994) | | White Wolf | | Design |
| Wraith: The Oblivion (1994) | | White Wolf | | System Design |
| Wraith: The Oblivion (1994) | | White Wolf | | Author |
| Book of Shadows: Mage Players Guide (Mage: The Ascension) (1993) | | White Wolf | | Additional Material |
| Book of the Damned (Mind's Eye Theatre) (1993) | | White Wolf | | Developer |
| Book of the Damned (Mind's Eye Theatre) (1993) | | White Wolf | | Author |
| GURPS Vampire: The Masquerade (1993) | | Steve Jackson Games | | Source Material |
| Mage: The Ascension (1993) | | White Wolf | | Author |
| Mage: The Ascension (1993) | | White Wolf | | System Design |
| Mage: The Ascension (1993) | | White Wolf | | Additional Design |
| Mage: The Ascension (1993) | | White Wolf | | Developer |
| Masquerade, The (Mind's Eye Theatre) (1993) | | White Wolf | | Design |
| Masquerade, The (Mind's Eye Theatre) (1993) | | White Wolf | | Developer |
| Masquerade, The (Mind's Eye Theatre) (1993) | | White Wolf | | Author |
| Vampire Players Guide, 2nd Ed. (Vampire: The Masquerade) (1993) | | White Wolf | | Author |
| Werewolf Players Guide (Werewolf: The Apocalypse) (1993) | | White Wolf | | Author |
| A World of Darkness (Vampire: The Masquerade) (1992) | | White Wolf | | Production |
| Ars Magica, Third Ed. (1992) | | White Wolf | | Author |
| Ars Magica, Third Ed. (1992) | | White Wolf | | Design |
| Rite of Passage (Werewolf: The Apocalypse) (1992) | | White Wolf | | Developer |
| Vampire Storytellers Handbook (Vampire: The Masquerade) (1992) | | White Wolf | | Author |
| Vampire: The Masquerade, 2nd Ed. (1992) | | White Wolf | | Author |
| Vampire: The Masquerade, 2nd Ed. (1992) | | White Wolf | | Design |
| Vampire: The Masquerade, 2nd Ed. (1992) | | White Wolf | | Developer |
| Werewolf: The Apocalypse (1992) | | White Wolf | | Author |
| Werewolf: The Apocalypse (1992) | | White Wolf | | Design |
| A Winter's Tale (Ars Magica) (1991) | | White Wolf | | Devil's Advocate |
| Ashes to Ashes (Vampire: The Masquerade) (1991) | | White Wolf | | Developer |
| Blood Bond (Vampire: The Masquerade) (1991) | | White Wolf | | Developer |
| Blood Nativity (Vampire: The Masquerade) (1991) | | Atlas Games | | Editing |
| Chicago by Night (Vampire: The Masquerade) (1991) | | White Wolf | | Developer |
| Chicago by Night (Vampire: The Masquerade) (1991) | | White Wolf | | Concepts |
| Chicago by Night (Vampire: The Masquerade) (1991) | | White Wolf | | Author |
| Faeries (Ars Magica) (1991) | | White Wolf | | Additional Material |
| Faeries (Ars Magica) (1991) | | White Wolf | | Author |
| Faeries (Ars Magica) (1991) | | White Wolf | | Interior Artist |
| Faeries (Ars Magica) (1991) | | White Wolf | | Concepts |
| Faeries (Ars Magica) (1991) | | White Wolf | | Developer |
| Succubus Club, The (Vampire: The Masquerade) (1991) | | White Wolf | | Developer |
| Succubus Club, The (Vampire: The Masquerade) (1991) | | White Wolf | | Concepts |
| Trial by Fire (Ars Magica) (1991) | | Atlas Games | | Editorial Assistance |
| Vampire Player's Guide (Vampire: The Masquerade) (1991) | | White Wolf | | Layout Assistance |
| Vampire Player's Guide (Vampire: The Masquerade) (1991) | | White Wolf | | Developer |
| Vampire Player's Guide (Vampire: The Masquerade) (1991) | | White Wolf | | Author |
| Vampire Player's Guide (Vampire: The Masquerade) (1991) | | White Wolf | | Concepts |
| Vampire Storyteller's Screen (Vampire: The Masquerade) (1991) | | White Wolf | | Developer |
| Vampire: The Masquerade (1991) | | White Wolf | | Developer |
| Vampire: The Masquerade (1991) | | White Wolf | | Author |
| Vampire: The Masquerade (1991) | | White Wolf | | Design |
| Ars Magica (1989) | | Lion Rampant | | Game Design and Development |
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| Other Game Credits: |
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| Product | | Publisher | | Credit |
| Rage (1995) | | White Wolf | | Concept |
| Rage (1995) | | White Wolf | | Game Design Contributions |
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| Magazine Article Credits: |
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| Article | | Credit |
| "Fate of the Grog, The" in White Wolf Magazine #14 (Feb 1989) | | Additional Writing |
| "Giving the Devil His Due" in White Wolf Magazine #23 (Oct/Nov 1990) | | Author |
| "Houses of Hermes, The" in White Wolf Magazine #16 (Jun/Jul 1989) | | Author |
| "Hunting the Hunters in Vampire" in White Wolf Magazine #29 (Oct/Nov 1991) | | Author |
| "Night of the Faeries" in White Wolf Magazine #17 (Aug/Sep 1989) | | Assistance |
| "Order of Hermes: The Enigmatic Society of Wizards" in White Wolf Magazine #11 | | Author |
| "Scope of Magic, The" in White Wolf Magazine #13 (Dec 1988) | | Author |
| "Wizard Archetypes" in White Wolf Magazine #19 (Feb/Mar 1990) | | Author |
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| Fiction Credits: |
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| Book | | Publisher | | Credit |
| Vampire Diary: The Embrace (Vampire: The Masquerade) (1994) | | White Wolf | | Author |
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| Short Story Credits: |
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| Story | | Credit |
| "Ties That Bind, The" (Wraith: The Oblivion) in White Wolf Magazine #44 | | Author |
| "Vampire Diary: The Embraced" (Vampire: The Masquerade) in Essential World of Darkness, The | | Author |
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