The Nature-Nurture Debate (OCR A-Level Psychology): Flashcards

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The Relative Importance of Heredity and Environment
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Nature vs nurture debate

Whether behaviour is determined by genetics or environment

Nature in the debate

Behaviour determined by genetics/heredity

Nurture in the debate

Behaviour determined by environment

Bowlby's theory is an example of

Nature - children biologically programmed for attachment

Learning theory of attachment

Nurture - learned via classical & operant conditioning

Interactionist approach

Nature & nurture interact; experiences shape biology

Maguire et al studied

Hippocampi volume of London taxi drivers

Maguire et al finding

Taxi drivers had larger hippocampi than non-drivers

Neural plasticity demonstrates

Experiences (nurture) shape biology (nature)

Bandura's SLT emphasises

Behaviour acquired through observational learning

MZ twin concordance for schizophrenia

40%

DZ twin concordance for schizophrenia

7%

Evolutionary perspective

Survival-enhancing behaviours naturally selected

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