Everything that is wrong with our university system is encapsulated in that one sentence from his Wiki bio. The treasonous, murdering enemy of all that is good goes on to a "distinguished career" educating our children. He should be been strapped into Old Sparkey and given a long sizzling death.
When I attended the Univ. of Illinois in the early 50’s there were already several openly Communist professors and associate professors in residence. Chicago and Illinois have been the incubator of Marxism in the USA for at least 100 years.