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Humans interact with objects that have diverse sizes, shapes, material properties, and locations, so the control of action must be intricately intertwined with perceptual systems to ensure movement success. Vision provides precise spatial and temporal information about the objects that are the targets of our actions. This entry discusses the role of perception in visually guided action, and how it differs from other forms of perception.

Perception and Action

From an evolutionary standpoint, the organization of perceptual systems must be considered within the context of movement control because natural selection operates at the level of overt behavior: A perceptual system that merely leads to an internal representation or awareness of the external environment without having any ability to influence body movement would not have evolved. Whereas all ...

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