The Sixteenth International Orion Symposium,The Dead Sea Scrolls at Seventy: "Clear a Path in the Wilderness", in conjunction with the University of Vienna, New York University, the Israel Antiquities Authority, and the Israel Museums, April 29-May 3, 2018
The Fifteenth International Orion Symposium, in conjunction with the University of Vienna, Institute for Jewish Studies, and the Schechter Institute of Jewish Studies, April 10-14, 2016
The Thirteenth International Orion Symposium: Tradition, Transmission, and Transformation: From Second Temple Literature through Judaism and Christianity in Late Antiquity, 22-24 February 2011 at the Hebrew University of Jerusalem, Mt. Scopus
The Twelfth International Orion Symposium: Hebrew in the Second Temple Period: The Hebrew of the Dead Sea Scrolls and of Other Contemporary Sources. A Joint Conference with the Ben Yehuda Center for the Study of the History of the Hebrew Language, 29-31 December 2008 at the Hebrew University of Jerusalem, Mt. Scopus