Mental illness is the last frontier. The gay thing is part of everyday life now on a show like 'Modern Family ' but mental illness is still full of stigma. Maybe it is time for that to change.
I'm a geophysicist and all my earth science books when I was a student I had to give the wrong answer to get an A. We used to ridicule continental drift. It was something we laughed at. We learned of Marshall Kay's geosynclinal cycle which is a bunch of crap.