Bill Slavicsek is a game designer and author. He began his career as an editor for West End Games, then in 1993 moved on to serve as an editor/designer for TSR, Inc.. He became the Director of Roleplaying Game Design at Wizards of the Coast in 1997, but left the position in 2011.
- Tales of the Outer Planes, Into the Astral Plane (May 1988)
- Dungeon Delve (Feb 2009)
- Heroes of the Fallen Lands (Sep 2010)