After the election of Donald Trump as president, a professor at Orange Coast College in California, Olga Perez Stable Cox, went into an extended hate-rant against the president-elect. Among other things, she described the Trump election as an “act of terrorism,” labelled him a “white supremacist” and called Vice-President-Elect Mike Pence “one of the most anti-gay humans in this country.” And this wasn’t even a political science class in which one might expect political talk, no matter how irresponsible. Stable Cox is a professor of human sexuality. When a student who recorded the diatribe posted the recording on social media,...