Yehuda Meir Shapiro (; March 3, 1887 – October 27, 1933), was a prominent Polish Hasidic rabbi and rosh yeshiva, also known as the Lubliner Rav. He is noted for his promotion of the Daf Yomi study program in 1923, and establishing the Chachmei Lublin Yeshiva in 1930. During the years 1922 to 1927 Shapiro was the first Orthodox Jew to become a member in the Sejm (Parliament) of the Second Polish Republic representing the Jewish minority of the country. Biography Early years Yehuda Meir Shapiro was born on the 7th day of Adar (in Jewish tradition, also the birth date of Moses) in the city of Shatz, Bucovina, then in the Austrian-Hungarian Empire, now in Romania, in 1887. He was a descendant of Rabbi Pinchas Shapiro of Korets, one of the students of the Baal Shem Tov, and from his maternal side, of Rabbi Joseph ben Isaac Bekhor Shor, a French tosafist. After cheder, Shapiro began to study with his grandfather, the Baal Minchas Shai (Rabbi . Another of his early teachers was Rabbi Shulem Moshkovitz (popularly known as the Shotzer Rebbe. He was also a well known kabbalist). In 1906 he "married the daughter of Reb Ya'akov Breitman, a wealthy landowner of Tarnopol, Galicia." Shapiro began to get a reputation, and became known as the Illui of Shatz. From an early age, he was known as an outstanding leader and gifted speaker. He was soon ordained by many great scholars, including the Maharsham. His grandfather introduced him to the Chortkover Rebbe, and thus began his passion for Hasidism, and the beginning of his relationship with the Chortkover Rebbe. Galina His first rabbinical posting came in 1911 when he was appointed Rav of Galina. He spent ten years in the city, during which time he established a yeshiva called Bnei Torah. Construction commenced in 1920. The yeshiva held a Talmud Torah, a place to train rabbis, and a kitchen to feed orphaned children. It ran at a budget of over half a million marks. This yeshiva served as a prototype for what was later to become Chachmei Lublin. Sanok After leaving Galina, Shapiro began serving as Rav of Sanok in 1920. Petrakov In 1924, Shapiro accepted his third rabbinical position in Petrakov/Piotrkow. Lublin On 14 June 1931, he was appointed rabbi of Lublin in the old synagogue of the Maharshal. Daf Yomi Shapiro introduced the revolutionary idea of Daf