Why is it that so many whackjobs are from the psychology field?
The best place to hide out if you're absolutely out of your mind is in a mental hospital.
All the helping professions attract people who are sometimes less than stable or are drawn to the profession for less than healthy reasons.
There's nothing wrong with that so long as there is some degree of self awareness.
After closing down the insane asylums in the 1980's the patients all went into the field of psychology.