BA, PhD
Professor of Arabic Language and Literature, Hebrew University, Jerusalem

Born in Tel-Aviv, Israel 1939.

1978 - Ph.D., Hebrew University, Jerusalem (summa cum laude). Thesis: The Doctrines of Religious Thought of Abu Yusuf Ya‘qub al-Qirqisani and Yefet Ben ‘Eli. Supervisor: Prof. S. Pines.

TEACHING POSITIONS in Higher Education Institutions
Professor, Dept. of Arabic Language and Literature, Hebrew University, Jerusalem, 1994; Associate Professor, 1989; Senior Lecturer, 1981; Lecturer, 1978.

Associate Professor, Dept. of Philosophy, Bar-Ilan Univ. (Part time), 1990-92; Senior Lecturer, 1981; Lecturer, 1978.

FELLOWSHIPS AND VISITING POSITIONS
Fellow, Harvard Univ. (Center of Jewish Studies), 1980/81, 2000.
Research, Geniza Research Unit, Cambridge University Library, England, 1986, 1989, 1990.
Visiting Professor, Dept. of Hebrew and Jewish Studies, University College, London, 1989.
Visiting Professor, Bernard Revel Graduate School, Yeshiva University, New York, 1989, 1990, 1998.
Fellow, Center for Advanced Judaic Studies, University of Pennsylvania, Philadelphia, 1994, 2002, 2006-7.
Life Member, Clare Hall, Cambridge University, 1995.
Fellow, Institute of Advanced Studies, Hebrew University, Jerusalem, 1995, 2005-6.
Co-Director of the Center for Biblical and Judaic Studies, State University, St. Petersburg, Russia, 2001-2006.

ACADEMIC MANAGEMENT
Director, "Karaite Project", Ben-Zvi Institute, since 1991.
Controller-Adviser-Editor of Corpus Commentariorum Averrois in Aristotelem – Israel Academy of Sciences and Humanities, since 1991.
Co-Director, Center for Judaeo-Arabic Studies, in cooperation with Ben-Zvi Institute, since 1995.
Director, Ben-Zvi Institute for the Study of Jewish Communities in the East, 1996-2003.
Co-Director of the Israeli projects of FGP, since 2000.