PSYC 2400 Lecture Notes - Lecture 10: Social Therapy, Radioactive Tracer, Word Processor

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11 Dec 2016
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LECTURE NOTE“ WEEK 
PSYCOPATHY
KEY REFERENCES
Hare, R.D. (1993). Without conscience: The disturbing world of the psychopaths among us. New
York: Guilford Press
Cleckley, H. (1976). The mask of sanity. Louis, MO: Mosby
Bo Hare’s esite: .hare.org
PSYCHOPATHY AND SERIAL KILLERS
Most serial killers are psychopaths, but most psychopaths are not serial killers
Serial killers are often described as psychopathic (Ted Bundy, Clifford Olson, John Gacy, Ken
Bianchi, Paul Bernardo)
Most killers are not psychopaths
90% of psychopaths are serial killers *exam
1% of the population are psychopaths *exam
10-25% (provincial-federal) of people in prison are psychopaths *exam
44% of psychopaths are killers of police officers *exam
WHAT IS PSYCHOPATHY?
A personality disorder characterized by:
o An arrogant, deceitful interpersonal style
o Deficient affective experiences
o Impulsive and irresponsible behaviors
o Early onset & diverse antisocial behaviors
PSYCHOPATHY: ASSESSMENT ISSUES
HARE PSYCHOPATHY CHECKLIST- REVISED (PCL-R)
20 items scored using
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o Semi-structured interview
o File information this is because psychopaths are known to lie
3-point scale 0-2
Total ranges from 0 to 40
30/40 is a clinical cut off for psychopathy
PCL-R INTERPERSONAL FEATURES *EXAM
Glib/superficially charming
Grandiose, inflated self worth
Manipulative
PCL-R: AFFECTIVE FEATURES
Shallow emotions do’t eperiee eotios at the sae highs e do
Lack of guilt
Callous
PSYCHOPATHS
Only an abstract, intellectual awareness of feelings of others - cf., Abbott
"There was no pain, it was a clean wound. He had no future as an actorchances are he would
have gone into another line of work." Jack Abbott, In the Belly of the Beast
"There are emotions - a whole spectrum of them - that I know only through words, through
reading and in my immature imagination. I can imagine I feel these emotions (know, therefore,
what they are), but I do not. – Jack Abbott
PCL-R: LIFESTYLE FEATURES
Impulsive
Irresponsible
Poor anger control
Criminal behaviors
DSM-IV CRITERIA FOR APD
Current age at least 18
Conduct disordered by age 15
Adult criteria (3 of 7 symptoms)
o Repeated criminal acts
o Irritability
o Recklessness
o Lack of remorse
DSM developed by American Psychiatric Association, not focused enough on research, if not
psychopath anti-social personality disorder
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OVERLAP BETWEEN APD AND PSYCHOPATHY IN OFFENDERS
MEAN PCL-R SCORES
DISTRIBUTION IN MALE PRISONERS
DISTRIBUTION IN FEMALE PRISONERS
IMPACT OF PSYCHOPATHIC TRAITS: JUVENILE DEATH PENALTY (EDENS, GUY, &
FERNANDEZ, 2003)
Does the presence or absence of psychopathic traits impact layperson perceptions of what is an
appropriate legal sanction?
Juvenile capital defendant
o Psychopathic traits (lacking remorse, callous, arrogant, deceptive)
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