Don Perrin

A former officer in the Canadian military, Don Perrin acted as an advisor to Margaret Weis on the last of her Star of the Guardians novels, Ghost Legion (in which he also appears as a character); he then went on to co-author the Mag Force 7 novels with her. At some point the two have also gotten married. He is also a contributor to the Dragonlance novels associated with Advanced Dungeons and Dragons.