Shabbetai ben Meir ha-Cohen (Cohen, Shabbetai; Shak)

(1621-62)

   Lithuanian rabbi. He was born in Amstivov near Vilkaviskis, and became dayyan in the bet din of Moses Lima in Vilna. He published Siphte Kohen, a commentary on Yoreh Deah. The alternative name, Shak, by which he was known, is derived from the initials of the title Siphte Kohen.