Oliver Sacks

What hallucination reveals about our minds

18:48 •
Filmed Jan 2009 at TED2009
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Neurologist and author Oliver Sacks brings our attention to Charles Bonnet syndrome — when visually impaired people experience lucid hallucinations. He describes the experiences of his patients in heartwarming detail and walks us through the biology of this under-reported phenomenon.

Oliver Sacks
/ Neurological anthropologist

Since "Awakenings" stormed the bestseller lists (and the silver screen), Oliver Sacks has become an unlikely household name, single-handedly inventing the genre of neurological anthropology.  Full bio.

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