Harry Austryn Wolfson was Nathan Littauer Professor of Hebrew Literature and Philosophy, Emeritus, Harvard University. Isadore Twersky (1930–1997) was the Littauer Professor of Hebrew Literature and Philosophy at Harvard University and founder of its Center for Jewish Studies.

• Hallevi and Maimonides on Design, Chance and Necessity Proceedings of the American Academy for Jewish Research, 11(1941): 105-163 Hallevi and Maimonides on Prophecy The Jewish Quarterly Review, n.s. 32.4 (1942): 345-370, and 33.1 (1942): 49-82 Maimonides and Hailevi: A Study in Typical Jewish Attitudes towards Greek Philosophy in the Middle Ages The Jewish Quarterly Review, n.s. 2.3 (1912): 297-337 The Aristotelian Predicables and Maimonides' Division of Attributes Essays and Studies in Memory of Linda R. Miller (New York, Jewish Theological Seminary of America, 1938), pp. 201-234 Maimonides on Negative Attributes Louis Ginzberg Jubilee Volume (New York: American Academy for Jewish Research, 1945), pp. 411-446 Maimonides and Gersonides on Divine Attributes as Ambiguous Terms Mordecai M. Kaplan Jubilee Volume (New York: The Jewish Theological Seminary of America, 1953), pp. 515-530 Crescas on the Problem of Divine Attributes The Jewish Quarterly Review, n. s. 7.1(1916): 1-44, and 7.2 (1916): 175-221 The Kalam Problem of Nonexistence and Saadia's Second Theory of Creation The Jewish Quarterly Review, n.s. 36.4 (1946): 371-391 Atomism in Saadia The Jewish Quarterly Review, n.s. 37.2 (1946): 107-124 Arabic and Hebrew Terms for Matter and Element with Especial Reference to Saadia The Jewish Quarterly Review, n.s. 38.1 (1947): 47-61 Saadia on the Trinity and Incarnation Studies and Essays in Honor of Abraham A. Neuman (Philadelphia: Dropsie College, 1962), pp. 547-568 Judah Hallevi on Causality and Miracles Meyer Waxman Jubilee Volume (Chicago: College of Jewish Studies Press, and Jerusalem: Mordecai Newman Press, 1966), pp. 137-153 Maimonides on the Unity and Incorporeality of God The Jewish Quarterly Review, 56.2 (October 1965): 112-136 Studies in Crescas Proceedings of the American Academy for Jewish Research, 5 (1934-1935): 155-175 Isaac Ihn Shem-Tob's Unknown Commentaries on the Physics and His Other Unknown Works Studies in Jewish Bibliography and Related Subjects (New York: Alexander Kohut Memorial Foundation, 1929), pp. 279-290 The Problem of the Origin of Matter in Mediaeval Jewish Philosophy and Its Analogy to the Modern Problem of the Origin of Life Proceedings of the International Congress of Philosophy (Philadelphia), 1926, pp. 602-608 St. Thomas on Divine Attributes Melanges offerts a Etienne Gilson (Toronto: Pontifical Institute of Medieval Studies, 1959), pp. 673-700 Answers to Criticisms of My Discussion of Patristic Philosophy Harvard Theological Review, 57.2 (April 1964): 119-131 Answers to Criticisms of My Discussions of the Ineffability of God Harvard Theological Review, 67 (1974), 186-190 Infinite and Privative Judgments in Aristotle, Averroes, and Kant Philosophy and Phenomenological Research, 8.2 (December 1947): 173-187 Goichon's Three Books on Avicenna's Philosophy The Moslem World, 31 (January 1941): 29-38 Synedrion in Greek Jewish Literature and Philo The Jewish Quarterly Review, n.s. 36 (1946): 303-306 Two Comments Regarding the Plurality of Worlds in Jewish Sources The Jewish Quarterly Review, 56.3 (January 1966): 245-247 Colcodea The Jewish Quarterly Review, n.s. 36 (1945): 179-182 Some Guiding Principles in Determining Spinoza's Mediaeval Sources The Jewish Quarterly Review, n.s. 27.4 (1937): 333-348 Spinoza's Mechanism, Attributes, and Panpsychism The Philosophical Review, 46.3 (May 1937): 307-314 Towards an Accurate Understanding of Spinoza The Journal of Philosophy, 23.10 (May 13, 1926): 268-273 Solomon Pappenheim on Time and Space and His Relation to Locke and Kant Jewish Studies in Memory of Israel Abrahams (New York: Press of The Jewish Institute of Religion, 1927), pp. 426-440 Appendix Emanation and Creation Ex Nihilo in Crescas (in Hebrew) Sefer Assaf (Jerusalem: Magnes Press, 1953), pp. 230-236 Testimony of Clement of Alexandria Concerning an Unknown Custom in the Yom Kippur Service in the Temple (in Hebrew) Horeb (New York: Yeshiva University), 3 (1936): 90-92 Index

Harry Austryn Wolfson was Nathan Littauer Professor of Hebrew Literature and Philosophy, Emeritus, Harvard University. Isadore Twersky (1930–1997) was the Littauer Professor of Hebrew Literature and Philosophy at Harvard University and founder of its Center for Jewish Studies.

• Hallevi and Maimonides on Design, Chance and Necessity Proceedings of the American Academy for Jewish Research, 11(1941): 105-163 Hallevi and Maimonides on Prophecy The Jewish Quarterly Review, n.s. 32.4 (1942): 345-370, and 33.1 (1942): 49-82 Maimonides and Hailevi: A Study in Typical Jewish Attitudes towards Greek Philosophy in the Middle Ages The Jewish Quarterly Review, n.s. 2.3 (1912): 297-337 The Aristotelian Predicables and Maimonides' Division of Attributes Essays and Studies in Memory of Linda R. Miller (New York, Jewish Theological Seminary of America, 1938), pp. 201-234 Maimonides on Negative Attributes Louis Ginzberg Jubilee Volume (New York: American Academy for Jewish Research, 1945), pp. 411-446 Maimonides and Gersonides on Divine Attributes as Ambiguous Terms Mordecai M. Kaplan Jubilee Volume (New York: The Jewish Theological Seminary of America, 1953), pp. 515-530 Crescas on the Problem of Divine Attributes The Jewish Quarterly Review, n. s. 7.1(1916): 1-44, and 7.2 (1916): 175-221 The Kalam Problem of Nonexistence and Saadia's Second Theory of Creation The Jewish Quarterly Review, n.s. 36.4 (1946): 371-391 Atomism in Saadia The Jewish Quarterly Review, n.s. 37.2 (1946): 107-124 Arabic and Hebrew Terms for Matter and Element with Especial Reference to Saadia The Jewish Quarterly Review, n.s. 38.1 (1947): 47-61 Saadia on the Trinity and Incarnation Studies and Essays in Honor of Abraham A. Neuman (Philadelphia: Dropsie College, 1962), pp. 547-568 Judah Hallevi on Causality and Miracles Meyer Waxman Jubilee Volume (Chicago: College of Jewish Studies Press, and Jerusalem: Mordecai Newman Press, 1966), pp. 137-153 Maimonides on the Unity and Incorporeality of God The Jewish Quarterly Review, 56.2 (October 1965): 112-136 Studies in Crescas Proceedings of the American Academy for Jewish Research, 5 (1934-1935): 155-175 Isaac Ihn Shem-Tob's Unknown Commentaries on the Physics and His Other Unknown Works Studies in Jewish Bibliography and Related Subjects (New York: Alexander Kohut Memorial Foundation, 1929), pp. 279-290 The Problem of the Origin of Matter in Mediaeval Jewish Philosophy and Its Analogy to the Modern Problem of the Origin of Life Proceedings of the International Congress of Philosophy (Philadelphia), 1926, pp. 602-608 St. Thomas on Divine Attributes Melanges offerts a Etienne Gilson (Toronto: Pontifical Institute of Medieval Studies, 1959), pp. 673-700 Answers to Criticisms of My Discussion of Patristic Philosophy Harvard Theological Review, 57.2 (April 1964): 119-131 Answers to Criticisms of My Discussions of the Ineffability of God Harvard Theological Review, 67 (1974), 186-190 Infinite and Privative Judgments in Aristotle, Averroes, and Kant Philosophy and Phenomenological Research, 8.2 (December 1947): 173-187 Goichon's Three Books on Avicenna's Philosophy The Moslem World, 31 (January 1941): 29-38 Synedrion in Greek Jewish Literature and Philo The Jewish Quarterly Review, n.s. 36 (1946): 303-306 Two Comments Regarding the Plurality of Worlds in Jewish Sources The Jewish Quarterly Review, 56.3 (January 1966): 245-247 Colcodea The Jewish Quarterly Review, n.s. 36 (1945): 179-182 Some Guiding Principles in Determining Spinoza's Mediaeval Sources The Jewish Quarterly Review, n.s. 27.4 (1937): 333-348 Spinoza's Mechanism, Attributes, and Panpsychism The Philosophical Review, 46.3 (May 1937): 307-314 Towards an Accurate Understanding of Spinoza The Journal of Philosophy, 23.10 (May 13, 1926): 268-273 Solomon Pappenheim on Time and Space and His Relation to Locke and Kant Jewish Studies in Memory of Israel Abrahams (New York: Press of The Jewish Institute of Religion, 1927), pp. 426-440 Appendix Emanation and Creation Ex Nihilo in Crescas (in Hebrew) Sefer Assaf (Jerusalem: Magnes Press, 1953), pp. 230-236 Testimony of Clement of Alexandria Concerning an Unknown Custom in the Yom Kippur Service in the Temple (in Hebrew) Horeb (New York: Yeshiva University), 3 (1936): 90-92 Index