Kutchins and Kirk cite a particularly amusing example of such  Robert Spitzer, the man in charge of DSM-III , was sitting down with a committee that included his wife, in the process of composing a criteria-set for Masochistic Personality Disorder--a disease that was suggested for, but never made it into, the DSM-III-R (a revised edition).
Robert Spitzer was the man running DSM-III.