abstract:Ger, or Gur (or Gerrer when used as an adjective) is a Hasidic dynasty originating from Ger, the Yiddish name of Góra Kalwaria, a small town in Poland. The founder of the dynasty was Rabbi Yitzchak Meir Alter (1798–1866), known as the Chiddushei HaRim after his primary scholarly work by that title.