Commentary: The Puzzling Unidimensionality of the DSM Substance Use Disorders

A commentary on The puzzling unidimensionality of DSM-5 substance use disorder diagnoses by MacCoun RJ (2013). Front. Psychiatry 4:153. doi:10.3389 / fpsyt.2013.00153 This article raises a number of interest-ing issues regarding the diagnosis and the very nature of substance use disorders (SUDs) (1). The field has much to learn about whether SUDs and their symptoms are best understood in terms of reflec-tive, formative, network, or other models. These issues are important in other areas of psychiatric diagnosis as well. However, studying such models of psychopathology

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