This does not qualify as mass hysteria, but it does reflect the triumph of the histrionic style among "progressives," who over value feelings at the expense of rational thinking.
The "psychologists," who apparently share their patients' pathology, need some serious supervision.
Years ago a psychiatrist I met told me most of his colleagues had gone to college and took courses to find out what was wrong with themselves.
I've met quite a lot of these birds over the years while in college and in business. Never met but a few that didn't have screw loose and make excuses for bad behavior. (especially their own)