Through careful analysis of Second Temple sources, Boccaccini explores the earliest roots of the Rabbinic system of thought in the period from the Babylonian exile to the Maccabean revolt, or from Ezekiel to Daniel. He argues convincingly that a line of thought links Rabbinic Judaism back to Zadokite Judaism through the mediation of the Pharisaic movement. Roots of Rabbinic Judaism is sure to be widely debated by all interested in the origins and development of modern Judaism.