Shemaryahu_Gurary
Shemaryahu Gurary, also known by his Hebrew initials as Rashag, (1897–1989) was a rabbi following the Chabad-Lubavitch dynasty of Hasidism. His father was Menachem Mendel Gurary. He was a son-in-law of Yosef Yitzchok Schneersohn, the sixth Chabad-Lubavitch rebbe, and the brother-in-law of Menachem Mendel Schneerson, the seventh. He worked with his father-in-law in Russia and Poland and moved to the U.S. in 1940.[1]