Dr Eugenia Cheng is Scientist in Residence at the School of the Art Institute of Chicago, Honorary Fellow of the University of Sheffield and Honorary Visiting Fellow of City University, London. Previously she was a Senior Lecturer (Associate Professor) of Pure Mathematics in the School of Mathematics and Statistics, University of Sheffield, UK. She was educated at the University of Cambridge and has done post-doctoral work at the Universities of Cambridge, Chicago and Nice. Her research is in category theory. A concert pianist, she also speaks French, English and Cantonese, and her mission in life is to rid the world of maths phobia. Since 2007 her YouTube lectures and videos have been viewed over a million times. She is the author of the bestselling How to Bake Pi: Easy Recipes for Understanding Complex Maths, which has been translated into six languages so far. Her new book Beyond Infinity: An Expedition to the Outer-Limits of Mathematics will be published on 14th March 2017 (Pi Day!) by Profile Books in the UK.