Dame Mary Douglas , DBE , FBA ( 25 March 1921 -- 16 May 2007 ) was a British anthropologist , known for her writings on human culture and symbolism , whose area of speciality was social anthropology .
Mary Douglas , DBE , FBA ( 25 March 1921 -- 16 May 2007 ) was a British anthropologist , known for her writings on human culture and symbolism .