Skip to Content (Press Enter)
TED: Ideas worth spreading

What hallucination reveals about our minds

Oliver Sacks  TED2009  February 2009
Neurologist and author Oliver Sacks brings our attention to Charles Bonnet syndrome — when visually impaired people experience lucid hallucinations. …
This talk was presented at an official TED conference, and was featured by our editors on the home page. 
© TED Conferences, LLC. All rights reserved.
Your profile
Support TED
Log out