Daniel Tammet is the author of "Born on a Blue Day," about his life with high-functioning autistic savant syndrome. He runs the language-learning site Optimnem, and his new book is "Embracing the Wide Sky: A Tour Across the Horizons of the Mind."

Why you should listen

Daniel Tammet is a writer, linguist and educator. He is the creator of Optimnem, a website that has provided language learning instruction to thousands around the globe. His 2006 memoir "Born on a Blue Day" describes his life with high-functioning autistic savant syndrome; his new book, "Embracing the Wide Sky: A Tour Across the Horizons of the Mind," is a personal and scientific exploration of how the brain works and the differences and similarities between savant and non-savant minds.

Tammet set a European record on March 14, 2004, when he recited the mathematical constant pi (3.141...) to 22,514 decimal places from memory in a time of 5 hours, 9 minutes.

Daniel Tammet’s TED talk

Quotes from Daniel Tammet

Aesthetic judgments, rather than abstract reasoning, guide and shape the process by which we all come to know what we know.
Daniel Tammet
TED2011 • 1.2M views Jun 2011
Fascinating, Informative
Language evolves in such a way that sounds correspond with … the personal, intuitive experience of the listener.
Daniel Tammet
TED2011 • 1.2M views Jun 2011
Fascinating, Informative