https://www.voachinese.com/a/american-professor-sacked-by-peking-univ-china-experience-20180816/4531942.html
https://www.youtube.com/watch?v=n618spU1bq4
http://www.baldingsworld.com/author/admin/
https://www.scmp.com/news/china/policies-politics/article/2155782/us-academic-and-critic-beijing-censorship-loses-job-top
