Rabbi Yosef Karo
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One of the most authoritative personalities in the history of Rabbinic writings, Rav Yoseif Karo was born in 1488. His main work was the Beit Yoseif, a commentary on the Tur. This work was then published in digest form as the Shulchan Aruch. Additionally, he wrote a commentary on Yad Chazakah of Rambam known as the Kesef Mishna, and a set of responsa, Avkat Rocheil is attributed to him as well. He passed away in Israel in 1575.