Strengths

• Procedure

  • Strength was research techinque
  • Data collected via PET scans
  • Raine could see brains of individuals and how they differed
  • Allow comparisons as standardised

  THEREFORE

  • Accurate
  • Measureable
  • Cant fake it
• Control Group

  • Strength
  • 41 non murderers with disorders
  • Matched on brain activity, reduced confounding

  IMPROVES reliability

  reduces individual differences