International audienceThe current model of biological psychiatry assumes that mental suffering results from cerebral/neuronal disturbances yet to be identified. Under this model, the lowering of diagnostic thresholds or the invention of new disorders are surprising given that there have been no major etiological findings for decades. No clinical or epidemiological research demonstrates biological causes for problems defined as mental disorders, no more than research validates the numerous categories that supposedly describe them. The diagnostic spiral leads to the increasing prescription of drugs, sometimes for life, even if they have not been shown to have any substantial positive effect on any measure of “morbidity” for mental disorders. ...