Re: Novels set in the Trek universe... but not about Star Trek?
Here's a good example of a non Star Trek character involved with the Star Trek continuity...
"I excel at following the important ones." Admiral Kathryn Janeway answering Counselor Cambridge's questioning her whether she excels at following orders. Star Trek Voyager: Protectors by New York Times Bestselling authorKirsten "Mother F**ng" Beyer