Judi Caler’s Other Voices column crystallizes a major problem in the U.S. today. Of course the public should be forever vigilant against the potential for tyranny, but Ms. Caler’s beliefs go way beyond. Sandy Hook wasn’t an advocacy opportunity; it shocked the public mind and raised the question: What can we do to reduce the likelihood that it will happen again? When political discourse resorts to Hitler, Stalin and Mao to make a point, we’re talking propaganda, not rational thought. The attack on psychiatry is entirely unfounded. Psychiatry is an inexact, but improving science, and it has been and will …