Prof. Joseph Tabory is a professor emeritus of Bar Ilan University where he taught for several decades in the Talmud department, serving for a time as chairperson of the department and as Dean of Libraries. He taught many courses in Aggada and in 2014 he published, together with Arnon Atzmon, a critical edition of Midrash Rabbah on Esther. His main specialization is in the history of Jewish festivals and liturgy. His main works in these fields are “Jewish Festivals in the Time of the Mishna and Talmud” (Hebrew), published by Magnes in (third edition in 2000) and Pesach Dorot (Hakibbutz Hameuchad 1996), which portrays the history of the main rituals of the Passover seder from Second Temple times until modern times. In 2008 JPS published a Haggadah with his introduction, translation and commentary in the JPS Commentary series. He has recently published an article on the influence of the Ari on the Oriental siddur and has an article forthcoming on the history of saying Shefoch Chamatcha at the Passover Seder.