The Stroop Effect

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An experimental study of a variation of the Stroop Effect: the interaction of an automatic and controlled process and attentional processes on a colour identification task. Abstract Theories suggest that selective attention allows for only one channel of input to be semantically analysed, whilst other information is discarded. It has been stated that much of this is unconscious and automatic; and that these over learned, automatic processes can intrude on a colour identification task. This was examined in a variation of the Stroop Effect test [you need to briefly state what was actually done in the study] and results showed that ink colour identification was slower for a list of colour names than when neutral words were used. This supports that the unconscious semantic processing of words on an unattended channel was intruding upon a task of naming ink colours. Introduction Theories suggest that attentional processes operate on an unconscious and automatic level. Schneider and Shiffrin (1977, as cited in Edgar, 2007) believed that some mental process cannot be consciously controlled and used the term automatic processes to describe this. They termed the mental process whereby we exert conscious control; controlled processes. [these require focused attention?] This led to the development of two-process theories; which suggest that automatic and controlled processes operate simultaneously, so that tasks are “automatically” carried [could be considered more of a continuum?] Kahneman (1973, as cited in Edgar, 2007) suggested that there is a central processor within the brain which is of limited capacity and that some information cannot be processed. [there is too much input from our senses to be able to cope with] Kahneman explained how the brain acts as a physical filter and defined attention as mental effort; limited resources being allocated
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