The quickest explanation of maths, in 200 essential numbers.
Julia Collins has a PhD in 4-dimensional Knot Theory from the University of Edinburgh where she was also the Mathematics Engagement Officer, before becoming Outreach Officer at the Australian Mathematical Sciences Institute. She has won the How to Talk Maths in Public competition and co-organized the world's first Maths Craft Festival. Julia has been published in Nature and The Best Writing on Mathematics, and is the author of Get Smart: Maths.
