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Ruth Rendell
Ruth Barbara Rendell, Baroness Rendell of Babergh, (née Grasemann; 17 February 1930 – 2 May 2015) was an English author of thrillers and psychological murder mysteries.Rendell is best known for creating Chief Inspector Wexford. A second string of works was a series of unrelated crime novels that explored the psychological background of criminals and their victims. This theme was developed further in a third series of novels, published under the pseudonym Barbara Vine.
Source: Wikipedia