I was trying to find out who might be writing for the game and it seems that all Obsidian's narrative designers are already involved in other projects.
Josh Sawyer - Not involved.
Carrie Patel - Directing TOW DLC.
Kate Dollarhyde - Working on Josh's project.
Paul Kirsch - TOW DLC.
Conor Walsh - TOW DLC.
Kelsey Beachum - TOW DLC.
Nitai Poddar - No one knows (probably TOW second DLC).
Megan Stark - No one knows (probably TOW second DLC)
The only person we know is Lucien Sou
Compiled a list of all the people mentioned here:
Chris Parker - Game Director
Lucien Soulban - Lead Narrative Designer
Paul Kirsch - Narrative Designer
Jorge Salgado - Lead Area Designer (?)
Kayd Hendricks - Senior Area Designer
Seth May - Area Designer
Maxwell Matzenbacher - Senior Combat Designer
Martin Smith - Senior System Designer
Kevin M. Lee - Senior System Designer (I'm not completely sure on this one)
Kyle Koenig - System Designer
Nick Carver - Senior Techni