Dershowitz IS a liberal - but he is NOT a leftist.
Plus he speaks and writes HONESTLY- not pulling punches, and fighting the virtue-signaling movement. That is why the hard-core leftists hate him.
I respect him, and what he writes - while not agreeing with him on many things.
Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good ...