this approach acknowledges that a range of biological, psychological and societal factors are involved in the development of schizophrenia. it is argued to be a result of underlying vulnerability and environmental triggers.
meehls diathesis- stress model
the diathesis for schizophrenia is entirely genetic and if a person does not have the genetic vulnerability, no amount of stress would lead to schizophrenia. stress for schizophrenia is negative psychological experience and these two together can produce schizophrenia.
treatment according to the interactionist approach
as it acknowledges both biological and psychological factors in schizophrenia, combines antipsychotic medication and psychological therapies.