Dr Richard ElwesDr Richard Okura Elwes is a writer, teacher, and researcher in mathematics and a Senior Teaching Fellow at University of Leeds, UK. He is the author of the books How to Build a Brain, The Maths Handbook, Maths in 100 Key Breakhroughs, and Chaotic Fishponds and Mirror Universes (all published by Quercus), and has written for New Scientist and Plus Magazine. His research interests include mathematical logic and random processes. Read More Read Less