How to Make the World Add Up : Ten Rules for Thinking Differently About NumbersWhen was the last time you read a grand statement, accompanied by a large number, and wondered whether it could really be true? Statistics are vital in helping us tell stories we see them in the papers, on social media, and we hear them used in everyday conversation and yet we doubt them more than ever. But numbers in the right hands have the power to change the world for the better. Contrary to popular belief, good statistics are not a trick,