Forensic Psychology [U11X] Flashcards

1
Q

Lombroso’s Legacy

A
  • Paradigm from moralistic discourse focus
  • Introduced scientific theory to crime
  • Suggested particular types commit crimes
  • First form of offender profiling
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2
Q

DeLisi on the atavistic form

A
  • Racist undertones
  • Atavistic features found in lower classes and those of African descent
  • Fits eugenic ideologies of the 19th century
  • Subjective biases decrease validity
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3
Q

Goring on the atavistic form

A
  • Contradictory evidence
  • Compared 3000 offenders and non-offenders
  • No evidence to support the atavistic form
  • Did find a link between crime and low intelligence
  • The offender cannot be physically distinguished
  • Not a sub-species of man
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4
Q

Mednick et al. on genetic explanations

A
  • Studied 13,000 adoptees
  • Conviction rate of adoptees without convicted parents (Bio or Adopt) was 13.5%
  • 20% when either bio parent was convicted
  • 25% when both sets of parents did
  • Supports diathesis stress model
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5
Q

Flaw with adoption studies

A
  • Late adoptees exist
  • Often maintain contact with bio parents
  • Difficult to assess isolated impact of biology
  • Suggests adoption studies are only useful with very early adoptions
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6
Q

Flaw with twin studies

A
  • Studies assume similar environments between MZ and DZ
  • MZ will experience even more similar treatment by parents
  • This impacts behaviour
  • Results can be a product of similar treatment, not genes
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7
Q

Kandel & Freed on neural explanations

A
  • Research support
  • Reviewed evidence of frontal lobe damage and antisocial behaviour
  • Trends of impulsive behaviour, emotional instability and an inability to learn from mistakes
  • Brain damage may be a causal factor
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8
Q

Farrington et al. & Rauch et al.

A
  • APD correlate is complex
  • Other factors contribute to disorder and offending
  • Found males with high psychopathy scores to have been neglected and have convicted parents (Farrington)
  • These experiences could cause neural differences
  • Trauma can reduce activity in the frontal lobe (Rauch et al.)
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9
Q

Eysenck & Eysenck

A
  • Compared EPQ scores
  • 2017 male convicts and 2422 male non-offender controls
  • In all age groups, offenders scored higher on E, N and P sections
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10
Q

Farrington et al.

A
  • Meta analysis
  • Offenders scored high in P, but not E or N
  • EEG evidence of cortical arousal differences between introverts / extroverts is inconsistent
  • Biological basis is doubtful
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11
Q

Bartol & Holanchock

A
  • Studied Hispanic & African-American offenders
  • 6 groups based on offences and offending history
  • All groups scored lower on E than on non-offenders
  • Due to culturally difference in samples
  • Criminal personality is a culturally-relative concept
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12
Q

Moffitt

A
  • Too simplistic
  • Personality is a poor predictor of length of offending behaviour
  • Difference between adolescent-limited and life-course-persisting criminality
  • Persistent is due to a reciprocal process between personality and environment
  • More complex picture than Eysenck
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13
Q

Palmer & Hollin

A
  • Assessed moral reasoning in 126 convicted offenders and 332 non-offenders
  • Done using the SRM-SF (11 moral questions. E.g. keeping a friend’s promise and not stealing)
  • Offenders demonstrated less mature morals than control group
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14
Q

Harkins et al. on CBT

A
  • CBT challenges irrational thoughts
  • Offenders encouraged to face up to their actions and accept a less distorted view of their actions
  • Outlines areas of irrationality to be targeted
  • Studies suggest reduced minimalisation and denial in therapy is associated with low recidivism (Harkins et al.)
  • Distortion explanations have practical value
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15
Q

Thornton and Reid & Howitt and Sheldon

A
  • Financial crimes related to pre-conventional moral reasoning (T & R)
  • Impulsive crimes not
  • Morality only associated with crimes the offender believes they won’t be caught for
  • Non-contact sex offenders used more cog. distortions than contact sex offenders (H & W)
  • Criminal history correlated with high use of distortions
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16
Q

Stereotyping of DAT

A
  • Stereotypes the impoverished as unavoidable offenders
  • Pro-crime value exposure is sufficient to make someone an offender
  • Ignores the exception to the rules
17
Q

Explanative Power of DAT

A
  • Accounts for offending in all of society
  • Culture of burglary clustered in inner-city working class communities
  • “White-Collar” crimes may be due to a deviant subculture/norms in middle classes
  • High explanative power
18
Q

DAT as a paradigm shift

A
  • Shifts focus away from Lombroso’s biological
  • Deviant environments & circumstances instead of deviant people
  • Offers a realistic solution to offending, rather than punishment
19
Q

Goreta on the superego

A
  • Freudian analysis of 10 offenders
  • All had disturbed superego formation
  • All had unconscious guilt and a need for self-punishment
  • This need manifests as a desire to commit wrongdoings
20
Q

Kochanska et al. on the superego

A
  • Contradictory evidence
  • Expect punitive parenting to make guilty children
  • Harsh discipline results in rebellious children with low feelings of guilt & self-criticism (Kochanska)
  • Theory is unsupported
21
Q

Hoffman on Gender Bias

A
  • Women have weaker superego
  • Females should be more prone to offending
  • 20x more men in prison than women
  • Females are more moral and slightly better at resisting temptation (Hoffman)
  • Alpha bias at the heart of the theory
22
Q

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23
Q

Canter & Heritage on investigative psychology

A
  • Analysed 66 sexual assault cases using smallest space analysis
  • Several common behaviours, such as impersonal language and lack of a reaction
  • Each individual had a characteristic pattern of these behaviours
  • Supports idea of interpersonal coherence and identifying if crimes are committed by same person
  • People are consistent, which backs IP
24
Q

Offender profiling as imperfect

A
  • Can only narrow suspects, not identify an offender
  • Danger to sticking to profile
  • Wrong man arrested for Rachel Nickell’s murder (Stabbed 47 times and sexually assaulted)
  • Should be treated with caution to avoid wrong convictions
25
Q

Lundrigan & Canter on Geographical Profiling

A
  • Collated 120 US serial murder cases
  • Smallest Space analysis revealed spatial consistency in the killers crimes
  • Dump bodies in different directions, creating a centre of gravity and circle theory
  • Base was at the pattern’s centre, reinforcing GP
26
Q

Geographical Profiling with poor quality data

A
  • Reliant on police data quality
  • 75% of crimes go unreported
  • Low recording accuracy extends to low GP accuracy
  • Timing, age and experience of crime/offender are equally as important (Ainsworth)
  • Doesn’t consistently lead to accurate conviction
27
Q

Canter on offender categorisation

A
  • Analysed 100 US murders by different serial killers
  • Used smallest space analysis (Correlations between behaviour samples)
  • Analysis used to assess 39 aspects of serial killings, like torture, restraint, cause of death
  • Common subset of features matched FBI typologies for organised offender
28
Q

Godwin on typology overlap

A
  • Types aren’t mutually exclusive
  • Difficult to classify killers (Godwin)
  • Possibility of a trait mix
  • E.g. High IQ and sexual competence but impulsive crime
  • Typologies may be better as a continuum, not categories