Meir Simcha of Dvinsk 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 Somayach", as well as his novellae on the Torah, titled "Meshech Chochma". Meir Simcha was born in Butrimonys (), Lithuania, to Samson Kalonymus, a local wealthy merchant. According to family tradition, his later success in Torah study was attributed to two blessings
Simcha Zissel Ziv in Stone's, "A Responsible Life: The Spiritual Path of Musar". Simcha Zissel Ziv Rabbi Simcha Zissel Ziv Broida (; 1824–1898), also known as Simhah Zissel Ziv or as the Alter of Kelm (the Elder of Kelm), was one of the foremost students of Rabbi Yisrael Salanter and one of the early leaders of the Musar movement. He is best known as the founder and director of the Kelm Talmud Torah. Rabbi Simcha Zissel Ziv was born as Simcha Mordechai Ziskind Broida in 1824 in Kelmė. His father, Reb Yisroel, belonged to the well-known Lithuanian Braude family. His mother, Chaya, was