I think what's always been interesting to me than the science and the criminality with this job is what happens to your persona, your disposition, after day in and day out dealing with life and death.
Marrying a man is like buying something you've been admiring for a long time in a shop window. You may love it when you get it home, but it doesn't always go with everything else in the house.
There are absolutely no problems that had anything to do with Jeff's departure.