WEEK 1 & 2 Flashcards
What is forensic psychology a combination of?
Criminology
Legal
Psychology
What is the biological theory of crime?
Focus on the physical body, such as inherited genes, evolutionary factors, brain structures, and hormones in influencing behaviour.
What is the sociological theory of crime?
Regard crime as a social phenomenon, and emphasises the cultural and social elements of criminal behaviour.
What is the psychological theory of crime?
Focus on individual personality, social factors, cognition and developmental factors.
What is the developmental life course theory of crime?
Regards individual factors such as personality, and social factors such as family and community wellbeing.
Who developed the constitutional theory and what category of theories of crime does it fall in?
Sheldon (1949)
Biological theories
What does the constitutional theory denote about crime?
Crime is a product of an individual’s body build (somatotype) which is linked to temperament.
What did the constitutional theory say endomorphs were?
Endomorphs > Obese > Jolly
What did the constitutional theory say ectomorphs were?
Ectomorphs > Thin > Introverted
What did the constitutional theory say mesomorphs were?
Mesomorphs > Muscular > Bold (Aggressive, more likely to commit crime)
what is the chromosomal theory (1965) and what category of theories does it fall in?
Biological
Normal female has 2 x X Chromosomes
Normal male has 1 x X and 1 x Y Chromosomes
‘Aggressive’ males have 2 x Y Chromosomes
what is the dyscontrol theory (1970) and what category of theories does it fall in?
Lesions in temporal lobe and limbic systems lead to physical violence, impulsive behaviour.
Biological
What are the sociological theories?
strain theory,
differential association theory
Labelling theory
what is the Strain theory (1938) and what category of theories does it fall in?
Sociological theory
Disadvantaged people without access to goals
($, status, power, etc) will resort to crime to gain it.
what is the Differential Association theory (1939) and what category of theories does it fall in?
Sociological
Learned behaviours; social interactions influence a propensity for leaning toward criminal or non-criminal behaviour.
what is the Labelling theory (1963) and what category of theories does it fall in?
sociological
Need or gratification of being labelled a criminal. Society ‘looking down’ on ‘criminals’ fuels more deviant acts
what is the Biosocial Theory of Crime theory (1964) and what category of theories does it fall in?
Psychological theory
Eysenck; Some personality types – namely Extraverts and Neurotics do not learn from mistakes and consequences and will develop antisocial tendencies.
what is the Social Learning theory (1973) and what category of theories does it fall in?
Psychological
Learned, when role models display antisocial behaviours, justified, when there is more perceived reward from ‘bad’ behaviours than punishment.
what is the General Theory of Crime (1990) and what category of theories does it fall in?
psychological
Low self control + criminal opportunity = persons more likely to commit crime
who was involved in the developmental life course theories?
Moffitt
What did Moffitt propose in his developmental life course theoriy?
Moffitt proposed that there are two main types of antisocial offenders in society:
Adolescence-limited offenders and
Life course persistent offenders
What are adolescence-limited offencers?
They demonstrate criminal or antisocial behaviour only during adolescence. Arrests numbers spike in adolescence, but subsequently declines.
What are Life Course persistent offenders?
Begin antisocial behaviour in childhood and continue into adulthood. Early ‘bad’ behaviours, biting and hitting at early ages, followed by moderate/serious crimes in adolescence and adulthood (from shoplifting to sexual assault and beyond).
What is the definition of forensic psychology?
a field of psychology that deals with all aspects of human behaviour as it relates to law or the legal system
what does forensic psychology study?
thoughts, feelings, behaviours in a legal context
when did forensic psychology begin?
• Began in the 19th century as ‘applied psychology’ – mostly experimental at first
who was Wilhelm Wundt and what did he believe?
Wilhelm Wundt, Germany, Physician, Psych → should be pure theory (experimental)
What did James Cattel establish?
eyewitness testimony (experimental) - Accuracy does not equal confidence
What did Alfred Binet propose?
suggestibility of children’s testimony (experimental) using Free recall vs. leading questions
what did William stern propose?
used eyewitness testimony, links with criminology (experimental) - Recall is inhibited by arousal