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Petersen Essay Topics & Paper Examples

Posner & Petersen

With the advent of technology and the increasing complexity of the human machine interface, the demands on the attentional capacity of human operators in these evolving systems is very high. Broadbent (1958) was the first to propose a theory on attention; he argued that we have severe limitation on our ability to pay attention to more than one event. According to him the source of this limitation is an internal filter that accepts one message and rejects others. The view that our attention is limited comes from the presence of the cocktail party problem and air traffic controllers which are essentially attention-switching problems. Thus in our technologically advance world, where everything is a sensory experience, it is apparent that the…