Avraham Mordechai Alter

Avraham Mordechai Alter (, Hebrew , December 25, 1866 – June 3, 1948), also known as the Imrei Emes after the works he authored, was the third Rebbe of the Hasidic dynasty of Ger, a position he held from 1905 until his death in 1948. He was one of the founders of the Agudas Israel in Poland and was influential in establishing a network of Jewish schools there. It is claimed that at one stage he led over 200,000 Hasidim.