There’s a class of book that isn’t really a popular science book, yet is likely to be to be of interest to many popular science readers. This is just such a book. It’s an excellent piece of work with lots of fascinating information inside, yet fairly large chunks of it are more of interest to those who study the workings of science, or who use numbers, than readers who are looking for entertaining reading. The concept is simple. To look at how numbers are used in science and in presenting information to the public and to pull apart the disciplines involved to get a good understanding of what’s going on. The result is highly informative and sometimes fascinating. I loved, for example, the way he demonstrates that the 5,000 metre athletics record is effectively meaningless, because the times measured are much more accurate than the distance – to the extent that any measurement of time below half a second is worthless. I also was bowled over by the counter-intuitive section on how we g