Final answer:
The subject of the question is Law, specifically related to a person being questioned for sanity and having a personal psychologist during a trial process.
Step-by-step explanation:
The subject of this question is Law. The question refers to Shirley Turner being questioned for her sanity and being called a lunatic by her ex-lovers. The statement also mentions her personal psychologist supporting her throughout the trial process. The question is not clear on what exactly Shirley Turner was threatening Bagby's parents with.