James Sumwalt (or Jim Sumwalt) was an artist employed by Raven Software during the development of Heretic and Hexen. He left in 1997 to co-create Human Head Studios along with five other ex-Raven members, where he was chief creative officer.
Eric Biessman • Colin Caird • Chris Foster • Brian Frank • Ben Gokey • Shane Gurno • Ted Halsted • Rick Johnson
Patrick Lipo • Paul MacArthur • James Monroe • Tim Moore • Brian Pelletier • Brian Raffel • Steve Raffel • Michael Raymond-Judy
Rebecca Rettenmund • Chris Rhinehart • Scott Rice • Kevin Schilder • Carl Stika • James Sumwalt • Matia Wabagaza