He is a far left wing democrat law professor whose opinions make marx sound conservative, he has no credibility.
Erwin Chemerinsky leaves UC Irvine to become dean of Berkeley’s law school
https://www.ocregister.com/2017/05/17/uc-irvine-law-dean-erwin-chemerinsky-named-dean-of-berkeleys-law-school-will-begin-july-1/