""Those Mathers and the Puritan Commonwealth"" by Joseph M. M. Gray is a historical book that explores the role of the Mather family in the establishment and development of the Puritan Commonwealth in colonial America. The Mathers were a prominent family of Puritan ministers, scholars, and political leaders who played a significant role in shaping the religious and political landscape of New England in the 17th and 18th centuries.The book begins by...