The incidence of psychotic disorders varies greatly across places and demographic groups, as do symptoms, course, and treatment response across individuals. High rates of schizophrenia in large cities, and among immigrants, cannabis users, and traumatised individuals reflect the causal influence of environmental exposures...

Schizophrenia and related psychotic disorders are a chronic and often disabling condition. Despite modern treatment techniques they still present an enormous burden to the patients and their relatives and take a serious toll in terms of human suffering and societal expenditure...

A new national study not only has confirmed that children who have been exposed to disasters from earthquakes to fires are more prone to emotional problems, but many of those children may already have been experiencing maltreatment, domestic abuse or peer violence that could exacerbate those issues...

New research examines how social media are changing the way companies find and interact with customers.

New research examines how social media are changing the way companies find and interact with customers.