based extensively on the research by Professor Jay Berkovitz[1] − examines the charismatic image and commanding authority of the Halachic decisor, known as the Posek, whose task is to determine Jewish religious law. In this case, the rabbinic authority, R. Yair Chaim Bacharach (1638–1702) is used as an exemplar of the rise of the modern Posek.  He is known as the Chavot Yair after the title of his Responsa by that name, and he was active around the city of Worms in Germany. Responsa is sometimes called Sheilot uTeshovt (questions and answers) or Shut literature). The Chavot Yair was known for his innovation in law and independence of thought.