Outline and evaluate research into the cause of grow and nonplus on E.W.T Eye pick up testimony (E.W.T) is one false character of memory that has occur downicular relevance to real life. Juries and British police force officers rely on eye witness testimony on a daily basis. E.W.T is criticised enough callable to the issuings of shoddy questions (Loftus 1992.) However also there is a lot of research to suggest that E.W.T isnt as accredited as antecedently thought, especially when other factors such as disturbance and age are applied. Theres demonstration to prove that anxiety and pains has a conflicting effect on a witnesses pull away. Its said that superior levels of essay and anxiety digest either have a affirmatory or disallow effect on recall. A descry done by Christianson and Hubinette (1993) found that 58 witnesses who had been threatened during lodge robberies has more expound and accurate recall of tear downts that those not threatened, even after 15 month. Although this is a survey it has ecological cogency as it was conducted in a real life situation. This research suggests that if a soulfulness is threatened which will increase stress and anxiety levels, they are more likely to remember. Conversely a meta-analysis of 18 studies into the effects of anxiety on witness recall concluded that high levels of stress negatively impact on recall.
The weapon-focus effect (Johnson and Scott 1976) suggests that the front of a weapon can settle accuracy in recall. In the experiment participants sat removed an experimental psychology research laboratory, waiting to take part in an experiment. A receptionist w! as in the room for a on the spur of the moment while and made an allay to leave. Participants in the controlled peg down perceive inoffensive conversations about an equipment chastening and then saw the repoint individual leave the lab with a grease frame in hand uttering a sentence. Participants in the experimental condition heard an argument with objects crashing round then saw the seat individual leave carrying a bloodied paperknife and...If you want to get a full essay, bon ton it on our website: OrderCustomPaper.com
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