Looks Can Deceive: Why Perception and Reality Don’t Always Match Up

Excerpt: Proffitt argues that perception is not fixed: it is flexible, reflecting a person’s physiological state. Your conscious perception of slant depends on your current ability to walk up or down hills—hard work that should not be undertaken lightly. If you are tired, frail, scared or carrying a load, your assessment of the hill—the one that guides your actions—will differ from what you see. Not by choice, but by design. It is the way you are wired. Read more.

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