Question: Scholar and educator  Isaac S.D. Sassoon is a member of the Sassoon family because of their great wealth they accumulated they are also called what?
Sentence (from "Thornycroft family"): The earliest known mention of the family is stated in George Ormerod's "History of Cheshire" as during the reign of Henry III in the 13th century, taking its name from a Cheshire hamlet.
Relevant evidence: No