Rokeach Rabbi Elazar ben Yehuda ben Kalonymus MiGermaiza

Mainz, Worms, Germany; Underwent great sufferings during the Crusades. The last major member of the Hasidei Ashkenaz, a group of German Jewish pietists. Sefer Ha-Roḳeaḥ is a halachic guide to ethics and halacha for the common reader. Authored many piyyutim protesting Israel’s suffering and hoping for redemption and revenge.