Interactionist approach

• Interactionist explanation of Sz

  • diathesis stress model
  • interaction between genetics and environment
  • Barlow and Durand found that family history of Sz coupled with being part of a dysfunctional family increased risk of developing Sz
• Interactionist explanation of Sz evaluation

  🙂 Tienari Finnish adoptees

  🙂 Cannabis increases likelihood of Sz

  ☹️ Difficult to establish contribution

  🙂 Offers a more holistic explanation
• Interactionist treatment for Sz

  • acknowledges both psychological and biological factors so use both treatments
  • combine medication and therapy
  • combining treatments is more effective
  • medication reduces dopamine and therapy will identify and try change negative thoughts
• Interactionist treatment for Sz evaluation

  🙂 Tarrier research on effectiveness

  🙂 Hogarty research on effectiveness

  ☹️ Appropriateness and severity

  ☹️ the treatment causation fallacy