Rav Yeshayahu Horowitz (Shelah HaKadosh)

Rav Yeshayahu Halevi Horowitz (1565–1630), the renowned Kabbalist and author of Shnei Luchot HaBrit (the Shelah HaKadosh). He served in major rabbinical positions across Europe — including Frankfurt and Prague — before emigrating to Eretz Yisrael. He passed away in Tiberias at approximately age 65. His magnum opus covers halachah, Kabbalah, mussar, and custom.