Self-censorship on Campus Is Bad for Science. Amid heightened tensions on college campuses, well-established scientific ideas are suddenly meeting with stiff political resistance.

Shoutdowns on campus are down since 2017, thankfully. But the teaching climate has changed; some profs tell me they have stopped teaching content that will upset activist students, such as intelligence. Here's a report from a biologist at Williams:https://t.co/gs31RyLJLi

— Jonathan Haidt (@JonHaidt) May 29, 2019