Elizabeth Cavendish , Duchess of Devonshire is great-great-great grandmother of Anna Wintour , the editor of the American Vogue magazine .
Bess also had literary pretensions , and was a friend of the French author Madame de Staël , with whom she corresponded from about 1804.She also was the great-great-great Grandmother of English Editor , Anna Wintour.
Elizabeth Cavendish, Duchess of Devonshire