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The Cognitive Model
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Cognition Depression
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• Depression results from systematic negative bias
  in thinking processes
• Emotional, behavioural (and physical?) symptoms
  result from cognitive abnormality
• Depressed cognitive triad
• Silent assumptions
• Faulty thinking strategies

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Depressed Cognitive Triad
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Silent Assumptions
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• Grounding assumptions operating an a
  semi-conscious level
• I must get peoples approval
• I must do things perfectly
• I must always be valued by others
• The world must be fair and just

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Faulty Thinking
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• Systematic negative bias in information
  processing
• Arbitrary inference
• Selective thinking
• Overgeneralisation
• Catastrophising
• Personalising
• Black and white thinking

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Cognition Depression
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• Some hypotheses
• Depressed patients think differently to
  clinically normal people
• Changes in thinking precede the onset of
  depressed mood
• Changing thinking patterns can reduce or remove
  depressed symptoms (NB treatment-aetiology
  fallacy)