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Tag: Top-down Processing

A Controlled Hallucination: Part 1—The Problem with Perception

Now that we understand a little bit about the complicated architecture of the brain, we can finally start to appreciate the beautiful complexity of the world it creates. Everything we see, hear, smell, taste, and touch is filtered through the lens of the brain, refracted through our thoughts and past experiences, and reconfigured to create our unique perception of reality. Because of this complicated system of translating sensation to perception, we never really interface directly with reality. Most of the time, the image that perception creates is fairly accurate—or at least we mostly agree on it. But like any complicated…

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