Disciplines: Philosophy, political Science
Theory of the morally appropriate way of resolving social differences.
There is no one theory of justice.
One view is that justice involves avoiding or preventing harm to people; another that it involves treating people according to their deserts; another that people should be treated according to their needs; another that they should be treated according to fair and impartial procedures.
Also see: Rawls theory of justice
David Miller et al., eds, The Blackwell Encyclopaedia of Political Thought (Oxford, 1987)