Harvard Law School Program in Jewish StudiesXWVUTSRQPONMLKJIHGFEDCBA The Caroline Zelaznik Gniss and Joseph S. Gruss Visiting Professorship in Talmudic Civil Law Jewish Law and Modernity: Five Interpretations Occasional Paper 1/94 Jacob Katz Da *at Torah — The Unqual ified Authority Cl aimed for Halachists Harvard Law School • Cambridge, MA 02138