forensic psychology Flashcards

1
Q

O&E cognitive explanations for offending - AO1 universal levels of moral reasoning point

A
  • Kohlberg suggested that there are three universal levels of moral reasoning:
    -pre-conventional (punishment orientation)
    -conventional (maintenance of the social order)
    -post-conventional (morality of contract and individual rights)
  • criminals are likely to be at the pre-conventional level - what is acceptable is defined by ones own needs (Hollin et al. 2002)
  • they believe that breaking the law is justified if the rewards outweigh the costs or if punishment can be avoided
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2
Q

O&E cognitive explanations for offending - AO1 cognitive distortions point

A
  • cognitive distortions are a form of irrational thinking in which the perceptions of a person do not match reality. for example:
  • hostile attributation bias - when a person automatically attributes malicious intentions to another. the negative interpretations lead to more aggressive behaviour. hostile attributation bias has been linked to increased levels of aggression
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3
Q

O&E cognitive explanations for offending - AO3 moral thinking rather than behaviour point

A
  • Kohlbergs theory concerns moral thinking rather than behaviour
  • Krebs and Denton (2005) suggest that moral principles are only one factor in moral behaviour and may be overridden by more practical factors, such as making financial gains
  • they also found that in real-life moral decisions
  • Kohlbergs reseach was based only on males and therefore has a gender bias
  • Carol Giligan suggested that the theory is focused on a male perspective - one of justice rather than caring
  • this means the theory is limited in its ability to explain causes of offending behaviour, particularly in relation to women
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4
Q

O&E cognitive explanations for offending - AO3 real-world application point

A
  • Kohlberg identified at least one benefitial real-world application of his theory
  • he observed that children raised on Israei Kibbutzim were more morally advanced than those who weren’t
  • he suggested that belonging to a democratic group and being involved in making moral judgements facilitated moral development
  • with Carol Giligan, he set up a number of cluster schools/’jusr’ communities where members had the power to define and resolve disputes within the group, encouraging moral development
  • this is a good example of putting theories into practice concerning how to develop moral reasoning
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5
Q

O&E cognitive explanations for offending - AO3 support for hostile attributation bias point

A
  • studies of violent offenders have provided support for hostile attributation bias
  • Schönenberg and Aiste (2014) showed emotionally ambiguous faces to 55 violent offenders in prison and compared their responses to matched control ‘normal’ participants
  • the faces showed happy, angry, or fearful emotions in varying levels of intensity
  • the offenders were more likely to interpret any picture that had some expression of anger as an expression of aggression
  • this suggests that misinterpretation of non-verbal cues may at least partially explain aggressive-impulsive behaviours in susceptible individuals
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6
Q

O&E cognitive explanations for offending - AO3 cognitive distortions in treatment

A
  • understanding cognitive distortions can be used in treatment
  • Heller et al (2013) worked with a group of young men who were mainly from disadvantaged groups in Chicago
  • they used cognitive behavioural techniques to reduce judgement and cognitive errors
  • those who attended 13 one-hour sessoins had a 44% reduction in arrests compared to a control group
  • this suggest that CBT can be effective in helping top rehabilitate people
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7
Q

O&E behaviour modification in custody - AO1 token economies point

A
  • token economies are systems based upon operant conditioning
  • within this, prisoners are given tokens when they perform desirable behaviours, e.g. obeying orders
  • the token is a secondary reinforcer and is swapped for a reward (the primary reinforcer) e.g. tobacco or food
  • this positive reinforcement means the offender is more likely to repeat the desirable behaviours
  • target behaviours must be clearly specified and primary reinforcers must also be clearly defined at the outset
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8
Q

O&E behaviour modification in custody - AO1 key study + effectiveness point

A
  • the effectiveness of token economy systems was demonstrated by Hobbs and Holt (1976) who studied 125 criminal male juvenile
  • the staff were given extensive training to identify target behaviours, discuss methods of observing and recording data, and work our logistical problems
  • the baseline mean percentages for social behaviour increased post-tokens by an average of 27% with the highest, with one cottage going from 47% to 81%
  • therefore, token ecconomy systems can be used to improve the running of prisons
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9
Q

O&E behaviour modification in custody - AO3 clearly defined point

A
  • the appeal of token economy is clearly defined and easy to implement
  • prison staff can think about what behaviours are desirable and increase such behaviours, improving the prison environment for staff and prisoners
  • it can be implemented without psychologists and provides a means of controlling unmanageable behaviour
  • pre-planning is needed for a successful token economy, alongside consistency from staff in how they give out tokens
  • in one study - Bassett and Blanchard (1977) - a failing token economy system was improved by re-establishing consistency
  • therefore, as long as the token economy is clear and consistent, it can provide a simple and cost-effective way of improving prison life
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10
Q

O&E behaviour modification in custody - AO3 response to operant conditioning point

A
  • some people respond better to operant conditioning than others
  • for example, programmes with young delinquents have been reasonably successful, but programmes with violent offenders have been less successful
  • Cohen and Filipczak (1971) found that juvenile delinquents who had been trained with a token economy system were less likely to reoffend after one year
  • in contrast, Rice et al (1990) studied 92 men in a Canadian maximumm security psychiatric hospital and found that 50% of men treated this way reoffended
  • this suggests that token economy programmes are more effective when used with young offenders than with other groups
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11
Q

O&E behaviour modification in custody - AO3 less successful with prison populations point

A
  • generally, the token economy approach has been less successful with prison populations
  • in the 1970’s, it became popular in the US and was being used in nearly all states
  • research like Milan and Mckee (1976) showed that socially approved behaviours were enhanced and criminal behaviours diminished
  • however, it fell out of favour after this time since the good results didn’t persist
  • use in the UK was limited to young offenders’ institutions, like in Cullen and Seddon (1981)
  • the approach has had some success, such as for schools and dealing with people with autism, demonstrated by Tarbox et al (2006)
  • therefore, although the approach has fallen out of favour in prisons, it’s still used successfully elsewhere
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12
Q

O&E behaviour modification in custody - AO3 violation of human rights point

A
  • token economy systems are a violation of human rights because individuals behaviour is being manipulated, not always with their agreement
  • Hall (1979) suggests that this can be overcome with procedures and goals being agreed upon by prisoners, officers, and administrators, and having them periodically reviewed
  • objections still remain about basic needs like food or visiting rights being conditional on good behaviour
  • some prisoners are unable to control their behaviour and can’t earn tokens
  • some establishments use punishment as a part of token economy, which is unethical and counter to the goals of rehabilitation
  • Nietzel (1979) suggests that this practice led to the collapse of using such systems
  • all these ethical issues contributed to the loss of popularity of token economy in prisons
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13
Q

O&E Eysenck’s theory of the criminal personality - AO1

A
  • Eysenck developed a theory of personality based on the idea that character traits like moodiness or talkativeness tend to cluster along three dimensions
  • for example, extraversion-introversion. extraverts are characterised as outgoing and having positive emotions, but may get bored easily
  • around 68% of any population should fall within one standard deviation from the mean
  • suggested each trait has a biological basis, which is mainly inate (67% of the variance in traits is due to genetic factors
  • for example, extraversion is determined by the level of arousal in a persons nervous system. under-aroused require more stimulation and are therefore extraverts. introverts are inately under-aroused amd seek to reduce or avoid stimulation
  • link to criminal behaviour - criminals are extraverted, psychotic, and neurotic. extraverts seek more arousal and thus engage in dangerous activities
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14
Q

O&E Eysenck’s theory of the criminal personality - AO3 personality isn’t consistent point

A
  • some psychologists believe personality theories are wrong in suggesting that personality is consistent
  • people may be consistent in similar situations, but not across situations e.g. someone may be relaxed and calm at home but quite neurotic at work
  • Micheal and Peake (1982) asked family, friends, and strangers to rate 63 students in a variety of situations and found almost no correlations between traits displayed
  • any regularity in behaviour is likely to be due to the fact that we often tend to be in similar situations
  • therefore the notion of a criminal personality is flawed as people don’t simply have ‘one’ personality
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15
Q

O&E Eysenck’s theory of the criminal personality - AO3 link between personality traits and criminal behaviour point

A
  • there’s been research comparing the personalities of criminals and non-criminals in order to identify the link between personality traits and criminal behaviour
  • Dunlop et al. 2010 found that both extraversion and psychoticism as well as lie scales were good predictors of delinquency
  • however in this study, all participants were students and friends (age 15-75) and delinquency was an assessment of minor offences in the previous 12 months (e.g. theft, traffic offences, but armed robbery was also included)
  • this therefore doesnt account for violent crimes and the study may be innacurate due to people lying
  • therefore, there’s some support for a link between personality traits and criminal behaviour, but it’s inconsistent and limited
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16
Q

O&E Eysenck’s theory of the criminal personality - AO3 validity point

A
  • research methodology depends on self-report, which raises issues of validity
  • the score/label given depends on the answers they provide on a personality questionnaire and their responses may not represent ‘reality’
  • e.g. the question ‘are you rather lively?’ would usually be answered with ‘somewhat’ by most people, but the questionnaire forces them to pick yes or no
  • people may also tend towards a more socially acceptable answer, so their answers aren’t useful
  • this means we should treat the evidence with caution
17
Q

O&E Eysenck’s theory of the criminal personality - AO3 some applications point

A
  • it’s valuable as a way of identifying criminals or in offering some treatment to reduce their criminal tendencies
  • the three traits are useful in predicting delinquency, but probably not close enough to use as a means of detecting who is most likely to become an offender
  • it’s nomothetic - makes generalisations
  • however, it may provide useful ideas of how to prevent criminal behaviour, e.g. modelling the socialisation experiences of children who have the potential to become offenders
  • this suggests the theory could have some applications in preventing or treating offending behaviour
18
Q

O&E neural explanations of offending - AO1 regions of the brain point

A

prefrontal cortex
- Raine (2004) cited 71 brain imaging studies showing murderers, psychopaths, and violent individuals have reduced functioning in the prefrontal cortex, which is responsible for regulating emotion and controlling moral behaviour
- serotonin is in partial control of the PFC so abnormal levels of it can cause the reduced functioning
limbic system
- a set of subcortical structures (e.g. thalamus and amygdala) linked to emotion and motivation
- Raine et al. (1997) studied murderers NGRI (not guilty by reason of insanity), and compared with matched controls they found abnormal asymmetries in the limbic systems of the murderers
- serotonin and noradrenaline help in the regulation of the limbic system - abnormal levels of both will contribute to the asymmetries

19
Q

O&E neural explanations of offending - AO1 neurotransmitters point

A

serotonin
- Seo etal. (2008) suggests low levels of serotonin may predispose individuals to impulsive aggression and criminal behaviour
- low levels mean a lack of inhibition by the prefrontal cortex
- dopamine hyperactivity may enhance this effect
noradrenaline
- very high and very low levels have been associated with aggression, violence, and criminality - Wright et al. (2015)
- high levels are associated with activation of the sympathetic nervous system and the fight-or-flight response, and therefore linked with aggression

20
Q

O&E neural explanations of offending - AO3 determinism point

A
  • the neural explanation can be labelled deterministic
  • for example, whether abnormalities in regions of the brain or neurotransmitters are the causes of offending behaviour, the result of it, or just an intervening variable
  • research only highlights a correlation between head injuries and later criminality
  • it could just be a spurious relationship, for example a child in a violent household may be more likely to suffer a head injury - therefore the link between the head injury and offending could be the violent childhood
  • therefore, neural explanations may only highlight an association and not a causal link with crime
21
Q

O&E neural explanations of offending - AO3 could lead to treatment point

A
  • research on neural abnormalities could lead to possible methods of treatment
  • e.g. if low levels of serotonin are related to increased aggressiveness in criminals, then people in prisons could be given diets to enhance thier serotonin levels and potentially decrease aggression levels
  • artificial sweetners are an example of a food that makes production of serotonin difficult due to the chemical composition of them
  • this suggests that drugs and/or changes in diet could be used to help some individuals
22
Q

O&E neural explanations of offending - AO3 aggressiveness rather than criminality point

A
  • in much of the research on neurotransmitters, aggressiveness is studied rather than criminality, which raises issues of validity
  • studies in this area often use non-human animals e.g. Curran and Renzetti (2001)
  • this undermines the potential relevance of the informaiton for understanding offending behaviour
  • furthermore, there isnt 100% correspondence with ant area of the brain or a neurotransmitter
  • this means the data cannot be used to predict who might become an offender and it cannot be generalised to non-violent crimes