Is there a 'physics of society'? Ranging from Hobbes and Adam Smith to modern work on traffic flow and market trading, and across economics, sociology and psychology, this title shows how much we can understand of human behaviour when we cease to try to predict and analyse the behaviour of individuals.

Philip Ball writes regularly in the scientific and popular media and worked for many years as an editor for physical sciences at Nature. His books cover a wide range of scientific and cultural phenomena, and include Critical Mass: How One Thing Leads To Another (winner of the 2005 Aventis Prize for Science Books), The Music Instinct, Curiosity: How Science Became Interested in Everything, Serving The Reich: The Struggle for the Soul of Science Under Hitler and Invisible: The history of the Unseen from Plato to Particle Physics.