 She earned her PhD "Summa cum laude" in 1976.Her specialties are early Jewish Mysticism, the Dead Sea Scrolls, Hekhalot literature, Messianism, Sabbatianism, Hasidism, Chabad, Frankism and the role of women in Jewish culture.She has been a visiting professor at Princeton University, UCL, Yeshiva University, the University of Tokyo, Doshisha University in Kyoto, Case Western Reserve University in Cleveland, in the University of Chicago and at the University of Michigan-Ann Arbor.