What

1
Whats going on inside the black box?
2
Whats going on inside the black box?
3
Whats going on inside the black box?
4
Cognitive approach

• Schizophrenia symptoms are the result of faulty
  information processing
• Misattributed speech behaviour
• Faulty self-monitoring
• Deficits in STM semantic memory

5
Cognitive Approach
Events in the world
Perception
Inference
Belief
Search for new info
Source Bentall (1990)
6
Cognitive approach

• Treatment involves getting the patient to modify
  their beliefs about their experiences

7
Cognitive therapies

• CBT strategies to challenge help modify
  delusory beliefs
• Identify delusions
• Challenge evidence on which delusions are based
• Design experiments to test reality of this
  evidence
• Chadwick Lowe (1993) significant reductions
  in delusions in 10 out of 12 patients

8
Cognitive therapies

• Normalising strategies where patient is taught to
  understand the nature of schiz. symptoms
• Challenge catastrophising beliefs about
  schizophrenia
• Help patient feel that symptoms are
  understandable and normal
• Helps 70 of patients although other 30 may
  deteriorate (Kingdon Turkington, 1996)