PERCEPTION AND ATTENTION

Attention - James - defined attention as a process of selection.  The process by which cognitive resources are allocated.  Some sensory information is selected, but the rest is not attended to - i.e. you do not consciously use all of the information available to you from the senses.

Change blindness study - Simons and Levin

'Ecologically valid' version of a similar lab experiment using difference in photographs.  Interupt a direction giver and change the enquirer.  Most direction givers don't notice if the social group of the enquirer is different to the direction giver, the change is noticed even less often.  It shows that we do not (cannot?) process everthing presented through…