This has not gone the way Mark Tushnet thought.Ten years ago, when Tushnet, then a professor at Harvard Law School, sketched out a vision of a resurgent left-wing jurisprudence in a post on the legal affairs blog Balkinization, he was imagining a much different future. A better, brighter one.Hillary Clinton was on her way to the White House, and marching in the triumphal procession she’d lead to Washington was to be a phalanx of left-wing lawyers and academics. They were only awaiting their summons, a summons Tushnet prophesied would arrive in just a few months. After so long in exile,...