Scripture and TraditionThe earliest rabbinic commentary to the Book of Leviticus, the Sifra, is generally considered an exemplum of Rabbi Akiva's intensely scriptural school of interpretation. But, Azzan Yadin Israel contends, the Sifra commentary exhibits two distinct layers of interpretation that bring dramatically different assumptions to bear on the biblical text: earlier interpretations accord with the hermeneutic principles associated with Rabbi Ishmael, the other