The Maggid of Mezritch, successor to the Baal Shem Tov, was largely responsible for building Chassidus into a widespread movement that attracted Jews in all sectors of Eastern Europe. But as the movement grew, its opposition grew increasingly violent. Rabbi Wein recounts the bitter events of this terrible conflict and analyzes the counter-revolution in Chassidus with the elitist movement founded by the Rebbes of Pschicha.