CUNY - Professor Heckled About Free Speech

"On Thursday, March 29, students at CUNY Law protested and heckled my lecture about free speech on campus. You can watch video of the entire event, which lasted about seventy minutes, here. The protest and heckling took place during the first eight minutes of the recording."

http://joshblackman.com/blog/2018/04/12/students-at-cuny-law-protested-and-heckled-my-lecture-about-free-speech-on-campus/