Mark Changizi: Why Do We See Illusions?

Why can’t our extremely complex eyes render simple optical illusions? Surprise, surprise — it comes back to the brain, which has only evolved to encounter natural stimuli. At TEDYouth 2012, Mark Changizi explains how the brain reckons with optical illusions.

About the Author

Mark A. Changizi

Mark A. Changizi is a scientist with expertise in theoretical neurobiology, vision, cognitive science, and language. He is aiming to grasp the ultimate foundations underlying why we think, feel and see as we do.