Daniel Tammet FRSA (born 31 January 1979) is an English essayist, novelist, poet, translator, and autistic savant. His 2006 memoir, Born on a Blue Day, about his life with Asperger syndrome and savant syndrome, was named a "Best Book for Young Adults" in 2008 by the American Library Association Young Adult Library Services magazine. His second book, Embracing the Wide Sky, was one of France's best-selling books of 2009. His third book, Thinking in Numbers, was published on 16 August 2012 by Hodder & Stoughton in the United Kingdom and on 30 July 2013 by Little, Brown and Company in the United States and Canada. Mishenka, his first novel, was published in France and Quebec in 2016. His books have been published in over 20 languages. He was elected in 2012 to serve as a fellow of the Royal Society of Arts.