Aaron Pollyea is a climate change researcher, with a heavy background in astronomy and physics. He is also a playtester, demo team member for Catalyst Game Labs. and freelance writer for Catalyst Game Labs. His first published work outside of playtest material appeared in 25 Years of Art and Fiction where he did the art for the planets at the beginning of each chapter. Since then he has continued playtesting and running demo games of BattleTech in Lansing, MI. Other published work includes Era Report: 2750 and more to come.
He goes by the nickname Gravedigger on the battletech.com forums, and it has been his callsign since he began playing Battletech in the mid-80's.