Gladys Mitchell (21 April 1901 – 27 July 1983) was an English author best known for her creation of Mrs. Bradley, the heroine of 66 detective novels. She also wrote under the pseudonyms Stephen Hockaby and Malcolm Torrie. Feted during her life (called "the Great Gladys" by Philip Larkin), her work was largely neglected for the two decades after her death.