Another article about the letter–
https://www.washingtonpost.com/news/speaking-of-science/wp/2017/11/22/400-professors-boycott-university-of-rochester-urging-students-not-to-attend/?hpid=hp_hp-more-top-stories-2_rochester-1030am%3Ahomepage%2Fstory&utm_term=.4e177dd76455