One strength of psychological explanationis there’s evidence supporting role of family dysfunction in schizophrenia. For example a researcher reviewed and found that significant proportion of adults with SZ had experienced chile hood abuse or family trauma such as neglect or overly critical parenting. The concept of Expressed Emotions (EE) Characterized by high levels of criticism and hostility in families. Is been linked to relapse in SZ patients. Therefore family dysfunction explanation provides a plausible psychological account of how enviromental factors affect SZ as a whole.