Meir Simcha of Dvinsk branches were established in Toronto and Montreal in Canada, and in Detroit, Los Angeles, and Philadelphia. Worldwide, branches, all bearing the name "Ohr Somayach", are Ohr Somayach, South Africa, London in the United Kingdom, Kiev in the Ukraine, and Sydney in Australia. Meir Simcha of Dvinsk Meir Simcha of Dvinsk (1843–1926) was a rabbi and prominent leader of Orthodox Judaism in Eastern Europe in the early 20th century. He was a kohen, and is therefore often referred to as "Meir Simcha ha-Kohen" ("Meir Simcha the Kohen"). He is known for his writings on Maimonides' Mishneh Torah, which he titled "Ohr
Simcha Bunim Cohen Simcha Bunim Cohen Simcha Bunim Cohen is an Orthodox rabbi and author who has written English-language halachic works that deal with the intricate laws of "Shabbat" and Jewish holidays. Rabbi Simcha Bunim Cohen, the grandson-in-law of Rabbi Avigdor Miller, is a senior kollel fellow at Beth Medrash Govoha and lives with his wife and children in Lakewood Township, New Jersey. He serves as the rabbi for "Khal Ateres Yeshaya". Cohen authors his books for those fluent primarily in English. His works on the laws of "Shabbat" cover their topics in depth and include extensive footnoting and sourcing in Hebrew on