 Adopting more conservative approaches, others have urged the importance of maintaining the category of mental disorder (Brülde &amp; Radovic 2006). Everyday language and the traditional classifications built around it have provided a common framework for research and clinical practice; and with any further blurring of the boundaries between mental disorders and the brain damage and disease treated by neurologists, demarcations of professional competence would be lost. Fear of over-diagnosis, of according too much power to medical psychiatry and the psychopharmacology industry, and of relinquishing to experts decisions about mental health and conceptions of eudaimonia more appropriately resolved by non-scientists, have all challenged the societal place occupied by medical psychiatry (see  §10).