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Rather than viewing perceptual-motor behavior as a series of motor responses made to reach some goal, it is possible, and I believe considerably more profitable, to view such behavior as an information-processing activity guided by some general plan or program.
P. M. Fitts1964
Any interaction between a person and a machine or the natural environment ultimately requires the person to execute a motor response—to move his or her body. This movement can be as simple as pushing a button or as complex as the coordinated actions required to perform heart surgery or to operate heavy machinery. In all cases, the person must not only perceive information correctly, make suitable ...
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