forensics - psychological eysneck Flashcards
Is Eysnecks theory biological or psychological?
Eysnecks theory is classified as a psychological explanation for criminal behaviour since it shifts focus from biology. However, it remains the fact that personality has a BIOLGICAL basis.
who is Eysneck?
an important figure in personality and intelligence research in the 1950s
when was Eysnecks theory?
1947
what dimensions did Eysneck think behaviour was in?
introversion vs extraversion
neuroticism vs stability
what trait did Eysneck later add?
psychoticism
where do personalities come from?
theyre biological in origin and come from the nervous system
explain the behaviour of extraverts
they have a underactive nervous system which results in risky behaviour, excited and need more stimulation
explain the behaviour of neurotics
nervous, jumpy, overly anxious
what is the criminal personality?
neurotic-extravert also scoring highly on psychoticism
what is the psychotic personality?
cold, unemotional and prone to agesssion
how does Eysneck define socialisation?
the process in which we are taught to delay gratification and become more socieally orientated
how does someone with a criminal personality respond to socialisation?
they have a NS that makes it difficult to condtion to socialisation and then act anti-socially in oppurtunities where they can
what measures criminal personality?
Eysneck personality inventory (EPI)
what does the EPI do
a psychological test that locates PP on the E&N dimension
what was Eysnecks research?
Eysenck and Eysenck (1977) compared 2070 male prisoners’ scores on the EPI with 2422 male controls. Prisoners recorded higher scores than controls on measures of psychoticism, extraversion and neuroticism.
