Thigpen and Cleckley

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Thigpen and Cleckley

Thigpen and Cleckley 

Aim: To report the diagnosis and therapy of a single case of multi-personality disorder

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Participants

Participants 

  • Eve White
  • 25 years old
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Method

Method 

  • Case study
  • Refered to therapist for headache and memory loss
  • Treatment = therapeutic interviews and ocassional hypnosis
  • Family members interviewed for background and corroborate information

Varitey of Tests preformed: 

  • Psychometric test 
  • Projective testing
  • EEG
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Results

Results 

  • Therapist thought this wasd an ordinary case 
  • memory loss restored by hypnosis
  • Letter recieved a few days later but Eve white has no memory of writting this
  • EV asked if hearing voices meant she was insane
  • Dramatic chang ein personality 
  • Eve black discovered
  • EB had an independent existence and was concious at all time but EV is not aware of EB's existence 
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Results

Results: Comparison of Personalities 

  • Jane discovered 
  • She has control over both personalities
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Conclusions

Conclusions 

  • Eve white was suffering from MPD, probably brought on by childhood trauma 
  • Jane offeres partial resolution in intergrating personalities 
  • More research needed on this disorder 
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Evaluation

Evaluation 

Strengths

  • Longlitudinal 
  • Indepoth analysis + richness of data
  • Psychometric test = easy to conduct + broad comparison 

Weaknesses 

  • Cannot be generalized
  • Time consuming + expensive 
  • Projective test = subjective; therapists interpretaion so prone to bias; personality is not always stable so it cannot be considered reliable
  • Interviews = interviewer bias; response bias; demand characteristics; social desirability bias
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