W 2009 został głównym developerem Shadowrun RPG.
He also wrote the following short Stories:
- "The Heart of Gaia" for the Shadowrun Aniversary Rule Book,
- "Sunshine over your Shoulder" for the location sourcebook "Seattle 2072",
- "Shadowrunning A To Z" and
- "The Source of the Amazon" for the background sourcebook "Sixth World almanac".
- for the "Spells & Chrome"-Anthology and
- "Unmaking the Man" - free short Story on http://www.shadowrun4.com
For the following books he wrote various content:
- "Sixth World Almanac" - Writing, developement, editing
- "Corporate Guide" - Writing, developement, editing
- "Attitude" - Writing, developement, editing
- "Battlerun" - a Battletech/Shadowrun-Crossover-Core Rule Book (free Pdf-only-Give-away, published as an April's fool on April first 2009)
As an editor he participated in the following books:
(Attention: this list isn't complete in any means)
- Jason M. Hardy article on German Shadowiki