Within the subfield of the sociology of health and illness, mental health is a well-established and major area of sociological inquiry and interest. This prominent interest has necessarily brought sociologists into contact with other disciplines concerned with research and practice in the area of mental illness. The most notable of these has been the discipline of psychiatry. As Norman Elias noted nearly 40 years ago, this relationship necessarily involves difference and tensions because whilst sociology and psychiatry are both dealing with human behaviour, their explanatory frameworks are different and each needs to protect their professional and theoretical autonom