Yes, because the school itself ignored the situation for as long as they could. An “open secret” and supervisors knowing about it and even warning students is not the same as an official action by Yale. By their inaction the school endorsed this creep’s activities.

I took a class with Professor Pogge at Columbia in the late 80's. I was a Barnard student, and he "joked" that all the Barnard students would drop his class within two weeks, the idea being that we were dumber than Columbia students. His teaching sucked. I got my first migraine in that class from stress. Luckily my…

Between this and the Stanford rape survivor’s letter, I’m pretty impressed with Buzzfeed lately.

Worth adding some of the pre-text to your quote.