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THE ART AND SCIENCE OF LOOKING UP REPORT

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Figure 2.0<br />

Veteran<br />

has ‘chunked chunks’<br />

1 trip needed<br />

Linked pattern is now a single unit,<br />

taking up less working memory<br />

and attention.<br />

Expert<br />

ignores irrelevant patterns<br />

and concentrates on relevant<br />

ones, saving cognitive effort<br />

6 trips needed<br />

Whole patterns are grouped as a<br />

chunk of understanding, which can<br />

be linked to other chunks.<br />

Novice<br />

has to go cognitively to each<br />

of these and examine them<br />

25 trips needed<br />

A chunk can hold several<br />

thousands of pieces of information.<br />

Neural receptors recognise<br />

patterns in the pieces of<br />

information and they are chunked<br />

– grouped together as single<br />

chunks of understanding.<br />

The initial information collected<br />

is often 100s of 1000s of pieces,<br />

all of which need to be collected<br />

individually.<br />

27<br />

28

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