1028 RABBI ELIEZER BEN ISAAC (the Great) (Mayence, Germany)
Took over the Academy of Mayence after the death of Rabbenu Gershom. Hundreds of students flocked to his school, many of whom became the leaders of the next generation. Two of them, Isaac ben Judah of Mayence and Isaac ben Eliezer Halevi of Worms, were Rashi's teachers. R' Eliezer and his colleague Jacob ben Yakar headed the Yeshiva. He is also the author of Orchot Chayim.