Field Tests for Revised Psychiatric Guide Reveal Reliability Problems for 2 Major Diagnoses

(Credit: Ferris Jabr) PHILADELPHIA In the summer of 2011 I began working on a feature article about a book that most people have never heard of the Diagnostic and Statistical Manual of Mental Disorders ( DSM ), a reference guide for psychiatrists and clinicians. Most of the DSM ‘s pages contain lists of symptoms that characterize different mental disorders (e.g. schizophrenia: delusions ...