What Can We Learn About Schizophrenia From Studying the Human Model, Drug-Induced Psychosis ? Robin M. Murray, Alessandra Paparelli, Paul D. Morrison, Arianna Marconi, and Marta Di Forti American Journal of Medical Genetics, Part B, 2013, 162B, 661–670. Doi : 10.1002/ajmg.b.32177   When drug-induced psychoses were first identified in the mid- 20th century, schizophrenia was considered a discrete disease with a likely genetic cause. Consequently, drug-induced psychoses were not considered central to understanding schizophrenia as they were thought to be phenocopies rather than examples of the illness secondary to a particular known cause. However, now that we know that schizophrenia is a clinical syndrome with [...]