William H. Keith Jr. bibliography  William H. Keith's writing career started in 1978, when he and his brother J. Andrew Keith began writing for Game Designers' Workshop (GDW) for their "Traveller" universe. He has been prolific science fiction author ever since. He has written under several pseudonyms, most notably as H. Jay Riker and Ian Douglas. Writing with J. Andrew Keith as Keith William Andrews. Writing as Keith Douglass. Writing as Robert Cain. Writing as H. Jay Riker. Writing as Keith Douglass. Written with Peter Jurasik: Ghostwritten for Bruce Boxleitner:   Writing as H. Jay Riker. CD-Rom Game Guides, written with Nina Barton: Craft: Essays:  Writing as Ian Douglas. Heritage Trilogy Legacy Trilogy Inheritance Trilogy  Written with Stephen Coonts. Writing as Ian Douglas. Writing as Ian Douglas. Written with Lt. Col. Anthony Shaffer  Writing as Ian Douglas.