Canonization of the Synagogue Service, TheLawrence A. Hoffmans inquiry into the reasons for the canonization of the Jewish style synagogue service between the eighth and eleventh centuries presents a novel reinterpretation of the available evidence that will have repercussions for studies of Jewish and Christian liturgy. The author suggests that Babylonian Jewish authorities attempted to fix Jewish liturgy during the height of the geonic period (c. 750 1025 A. D.) in response to changing