The impact of Abulafia is evident in an anonymous epistle attributed to Maimonides; Rabbi Reuven Tzarfati, a kabbalist active in 14th century Italy; Abraham Shalom, Yohanan Alemanno, Judah Albotini, and Joseph ibn Zagyah; Moses Cordovero and Chaim Vital's influential "Shaarei Kedushah"; Sabbatai Zevi, Joseph Hamitz, Pinchas Horowitz, and Menahem Mendel of Shklov.