Why does a woman fall for a crook in prison?

A side issue to the recent story of the former prison nurse helping her prisoner husband escape from jail is why did she fall for some loser in jail in the first place. After seeing her picture

I just assumed she had no other prospects. However, that answer wasn't enough for some folks. Here is an article which examines the issue from a psychological viewpoint. The article also recounts other cases of prison staffers falling for prisoners.

Separately, the father of the girl who killed a guard during the escape warned authorities in Utah about the possibility of an escape attempt. They never called Tennessee with the warning. Oops, sorry.