John Hurrell Crook (27 November 1930 ā 15 July 2011) was a British ethologist who filled a pivotal role in British primatology.As Reader in Ethology (animal behaviour) in the Psychology Department of University of Bristol, he led a research group studying social and reproductive behaviour in birds and primates throughout the 1970sā80s, turning to the socio-psychological anthropology of Himalayan peoples in the 1990s.
In his later years he was the Teacher of the Western Chan Fellowship.