Mr. Stephens went on to write all or part of numerous Star Wars Roleplaying Game books, and articles, including adventures for the Wizards of the coast web site and items for Star Wars Gamer. Mr. Stephens has writer or co-writer credits for more d20 Star Wars Roleplaying Game books than any other author. He is one of three authors of the Star Wars Roleplaying Game Saga Edition Core Rulebook, released in 2007.
He has also written for numerous other RPG conversions, including The Wheel of Time, EverQuest, Gamma World, Black Company and Thieves' World. He has also written books and pdfs for other RPGS (notably Dungeons & Dragons. Pathfinder, Starfinder, and D20 Modern), for Wizards of the Coast, Paizo Publishing, and third party publishers. He is currently the Starfinder Design Lead for Paizo Publishing, a developer for Green Ronin Publishing, and owner and publisher of Rogue Genius Games.
- Star Wars Roleplaying Game Core Rulebook - November 2000 (Design Assistance)
- Rebellion Era Sourcebook - March 2001
- Alien Anthology - October 2001
- Starships of the Galaxy - December 2001
- Tempest Feud - March 2002
- Star Wars Roleplaying Game Revised Core Rulebook - May 2002 (Design Assistance)
- Power of the Jedi Sourcebook - August 2002
- Arms & Equipment Guide - October 2002
- Ultimate Alien Anthology - April 2003
- Ultimate Adversaries - June 2004
- Star Wars Roleplaying Game Saga Edition Core Rulebook - May 2007
- Starships of the Galaxy - December 2007
- The Force Unleashed Campaign Guide - September 2008
- Scum and Villainy - November 2008
- Rebellion Era Campaign Guide - July 2009
- Smugglers of Naboo Fast-Play Game - September 2000
- A Legacy of Starships, Star Wars Gamer 2 - November 2000
- The Predators, Star Wars Gamer 2 - November 2000
- Harbingers of Doom, Star Wars Gamer 7 - November 2001
- Faster, Starfighter, Kill! Kill!, Star Wars Gamer - January 2002
- Callsigns: Names of Corellia, Star Wars Gamer 9 - March 2002
- Special Ops: The Jedi Weapon Master, Star Wars Gamer 9 - March 2002
- Droid Starships, Star Wars Gamer 10 - April 2002
- Callsigns: Names of Kashyyyk, Star Wars Gamer 10 - April 2002
- Scouting an Adventure Path - 2004
- The First to Strike
- Tips and Tactics