Wednesday, August 26, 2026

WEDNESDAY — PERSPECTIVE & PRACTICE

“All colors are made up by the brain. Full stop.”

— Anya Hurlbert, visual scientist, Newcastle University

Think your brain reports what’s out there? Purple isn’t in the rainbow: it has no wavelength of its own, just what gets fabricated when long and short cones fire at once and the spectrum offers nothing in between. Faced with a contradiction in the data, the system doesn’t stall or throw an error; it patches, and billions of people agree on the result. To learn more, Check out the article Purple exists only in our brains.

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Stay safe. Stay healthy. Be strong. Lead well.

Chad