Richard ElwesRichard Okura Elwes is an associate professor at the University of Leeds and a recent Holgate Session Leader for the London Mathematical Society. He is the author of five books, including Chaotic Fishponds and Mirror Universes and Maths n 100 Key Breakthroughs. He also writes for New Scientist and recently joined the team at Numberphile, presenting episodes about the largest numbers in modern mathematics. Read More Read Less