EXPERIMENT

• WHAT IS THE NAME OF THE EXPERIMENT INVESTIGATING MATERNAL DEPRIVATION?

  44 thieves
• DESIGN OF BOWLBY'S 44 THIEVES EXPERIMENT?

  independent groups
• SAMPLE OF BOWLBY'S 44 THIEVES EXPERIMENT?

  44 juvenile thieves
• RESEARCH METHOD OF BOWLBY'S 44 THIEVES EXPERIMENT?

  natural experiment
• WHAT RESEARCH TOOLS WERE USED IN BOWLBY'S 44 THIEVES EXPERIMENT?

  interviews and questionnaires
• HYPOTHESIS OF BOWLBY'S 44 THIEVES EXPERIMENT?

  there will be a higher amount of delinquency and affectionless psychopathy in children who had been frequently separated from their mothers before the age of 2

  -> in comparison to those who were not separated
• PROCEDURE OF BOWLBY'S 44 THIEVES EXPERIMENT?

  1. 44 juvenile thieves, who were referred for treatment at child guidance clinic, were interviewed by Bowlby
  2. Bowlby then interviewed their mothers
  3. Juvenile thieves were compared to control group of 44 (not involved in stealing) in terms of the amount of separation received as a child
  4. Bowlby finally compared separated thieves and non-separated thieves based on their affectionless psychopathy
• FINDINGS OF BOWLBY'S 44 THIEVES EXPERIMENT IN TERMS OF LENGTH OF SEPARATION?

  40% of thieves were separated from their mother before the age of 2, compared to only 4% of control participants
• FINDINGS OF BOWLBY'S 44 THIEVES EXPERIMENT IN TERMS OF AFFECTIONLESS PSYCHOPATHY?

  70% of frequently separated thieves had affectionless psychopathy, whereas only 7% of separated, control participants had it
• CONCLUSION OF BOWLBY'S 44 THIEVES EXPERIMENT?

  maternal deprivation experienced when young increases chances of developing affectionless psychopathy and potential for delinquency