I recall posting about this interview on one of the earlier versions of this thread but I lost the link. I stumbled across it again quite by accident and anyone who is a fan of this GN or just a fan of Roger Stern will be interested this. I've not found very many recent interviews with the writer. I am also adding this to the intro page of this thread.
Interview with Roger Stern: Triumphs and Trials of the Writer by George Khoury . This link takes you to page 3 of the interview where Khoury asks Roger Stern about his work on the graphic novel Doctor Doom/Doctor Strange: Triumph and Torment