Inequality of income influences so much in our society. Because economic inequality is the water we swim in, we often do not see its influence or notice what kinds of inequality are most harmful. This inequality helps determine who most often gains power; how policies are thought about and formulated; health outcomes for entire countries; and how governments view their role and how people view their governments. 

Danny Dorling is the 1971 Professor of Geography at the University of Oxford. He makes international comparisons and local studies.