H.L. Mencken said these very things almost a hundred years ago about journalists as a breed!
They are people who want to seize the high moral ground for a reason. They're damaged goods. Botched and bungled. No talent for self-understanding and most likely to cope by using alcohol or narcotics!
I've worked at 4 magazines, three newspapers and two television stations. I concur 100% with this diagnosis. Funny how your gut instinct tells you they have poor executive function 30 years before it is confirmed by science!