Making Numbers Count: The Art and Science of Communicating NumbersA clear, practical, first of its kind guide to communicating and understanding numbers and data from bestselling business author Chip Heath. How much bigger is a billion than a million? Well, a million seconds is twelve days. A billion seconds is thirty two years. Understanding numbers is essential but humans aren't built to understand them. Until very recently, most languages had no words for numbers greater than five anything from six to infinity