About the series:

The ‘What Do We Know and What Should We Do About...?' series offers readers short, up-to-date overviews of key issues often misrepresented, simplified or misunderstood in modern society and the media. Each book is written by a leading social scientist with an established reputation in the relevant subject area. 

-- "Short, sharp and compelling." - Alex Preston, The Observer

-- "If you want to learn a lot about what matters most, in as short a time as possible, this is the series for you." - Danny Dorling, Halford Mackinder Professor of Geography, University of Oxford