What Is the Mishnah?The Mishnah is the foundational document of rabbinic Judaism all of rabbinic law, from ancient to modern times, is based on the Talmud, and the Talmud, in turn, is based on the Mishnah. But the Mishnah is also an elusive document; its sources and setting are obscure, as are its genre and purpose. In January 2021 the Harvard Center for Jewish Studies and the Julis Rabinowitz Program on Jewish and Israeli Law of the Harvard Law School co sponsored a