'Numbers felt like my first language'
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Daniel Tammet: Numbers felt like my first language

Daniel Tammet has been diagnosed as an "autistic savant". He can recite Pi to over 22,000 digits from memory and learn new languages in record time. His new book, Every Word is a Bird we Teach to Sing, explores languages around the world. He spoke to BBC Newsnight's culture correspondent Stephen Smith.

  • 24 Aug 2017