Different ways of knowing - Daniel Tammet

View full lesson: http://ed.ted.com/lessons/different-w... Daniel Tammet has linguistic, numerical and visual synesthesia -- meaning that his perception of words, numbers and colors are woven together into a new way of perceiving and understanding the world. The author of "Born on a Blue Day," Tammet shares his art and his passion for languages in this glimpse into his beautiful mind. Talk by Daniel Tammet