title: A comment on DSM-IV's diagnostic taxa.
abstract: It is suggested that the current American Psychiatric Association's diagnostic and statistical manual does not distinguish between natural or identity categories and artificial or equivalence categories and that, while this has facilitated research on social policy, it has hampered the development of therapies.
authors.affiliation: Department of Psychology, Simon Fraser University; Burnaby, B.C. Canada ecoles@sfu.ca
authors.forename: E M
authors.initials: EM
authors.lastname: Coles
mesh_terms: D006801:Humans; D007206:Individuality; D001523:Mental Disorders / Q000145:classification / Q000175:diagnosis* / Q000628:therapy; D011569:Psychiatric Status Rating Scales / Q000706:statistics & numerical data*; D011594:Psychometrics