הרב אברהם מרדכי אלתר

Avraham Mordechai Alter, was also known as the Imrei Emes after the works he authored. He was fourth Rebbe of the Hasidic dynasty of Ger. The Ger Rebbe, from 1905 until his death in 1948. A participant in the foundation of the Agudas Israel in Poland. Rebbe Alter was influential in establishing a network of Jewish schools. He led over two-hundred-thousand Hasidim (followers).