Question: Who is the owner of a small publishing firm focused on a series of related science fiction role-playing games, the first published in 1977 by Game Designers' Workshop?
Related documents: [0]  [DOC] Traveller is a series of related science fiction role-playing games, the first published in 1977 by Game Designers' Workshop. Marc W. Miller designed "Traveller" with help from Frank Chadwick, John Harshman, and Loren K. Wiseman. [END] 
[1]  [DOC] Roger Sanger is an American game designer and the owner of Digest Group Publications, a small publishing firm focused on the role-playing game market and specifically on the game "Traveller". [END] 
Answer: 
Roger Sanger
Roger Sanger