Download Attention and Arousal: Cognition and Performance by Michael Eysenck PDF

By Michael Eysenck

The philosopher who has a mortal worry of being unsuitable will provide all that's worthwhile in himself to that little ambition. Walter Lippmann (1914) Psychology has continually been tormented by passing fads and fan­ cies to a better quantity than is seemly in a systematic self-discipline. over the last few years the Zeitgeist might be summed up by way of the 2 phrases 'cognitive psychology'. certainly, a contemporary ballot of educational psychologists in American indicated that over eighty% of them looked themselves as cognitive psychologists! Cognitive psychology is within the ascendant, however it hasn't ever been transparent to me that it has addressed the entire acceptable is­ sues. particularly, details processing within the actual global (and even within the laboratory) happens inside of a motivational and emotional context, yet cognitive psychologists frequently major­ tain the handy fiction that cognition can fruitfully be stud­ ied in isolation. the most cause of penning this ebook used to be to at­ tempt to illustrate that there could be a necessary cross-fertiliza­ tion among cognitive and motivational-emotional psycholo­ gy and that there are already tantalizing glimpses of the poten­ tial benefits of such inter-disciplinary learn. the guidelines of Donald Broadbent and his affiliates have exer­ cised a formative impression through the writing of this publication. they found a few years in the past that there are exciting simi­ larities (as good as adjustments) within the results on functionality of such it appears really disparate components as white noise, time of day, introversion-extraversion and incentive.

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Extra resources for Attention and Arousal: Cognition and Performance

Sample text

G. 'solid 1') question and required a decision whether the word contained the specified letter or was appropriately described by the given adjective, respectively. g. g. 'solid, edibleT). Expended processing capacity was indexed by means of a subsidiary reaction time task. As is shown in Fig. 4, semantic analysis required more processing capacity than physical analysis, and elaborate processing was more demanding than non-elaborate processing. Thus the data confirmed the notion that Stage 2 processing requires more expended processing capacity than Stage 1 processing.

Eysenck and M. C. Eysenck (1979 a), Treisman and Riley (1969) and Sullivan (1976) all suggest that attentional selection can usually be achieved more readily on the basis of physical than of semantic features. As M. W. Eysenck and M. C. Eysenck pointed out, that still seems like a reasonable generalization, even though one must beware of 39 the potential danger of confounding the level at which selection occurs (sensory versus semantic) with ease of discriminability. Johnston and Heinz seemed to assume that processing at any given level involves either automatic or attentional processes, but not both.

Not really, because all of the tasks we have considered have involved verbal processing, so that the central processor might merely be a verbal coding system. However, other data suggest that the functions of the central processor may be fairly general. For example, Watkins et al. (1973) found that memory for verbal information in short-term store was severely disrupted by performing a visual tracking task on the pursuit rotor during the retention interval. In similar fashion, Reitman (1974) found that verbal short-term memory was reduced when subjects detected pure tones in a background of white noise during the retention interval.

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