From Citizendium, the Citizens' Compendium
- Ethics : The branch of philosophy dealing with standards of good and evil.
- Political philosophy : Branch of philosophy that deals with fundamental questions about politics.
- Global justice : Topic in political philosophy arising from the concern that humans do not live in a just world.
- Robert Nozick : (1938–2002) American political philosopher, known for Anarchy, State, and Utopia, which espoused libertarianism, minarchism and capitalism.
- John Rawls : (1921–2002) American liberal political philosopher and professor at Harvard University.
- Amartya Sen : Lamont University Professor at Harvard University; recipient of the Nobel Prize in Economics; board of directors, Nuclear Threat Initiative
- The Republic (dialogue of Plato) : Socratic dialogue on the nature of justice through imagining a new city state.
- Communitarianism : The view that the rights of the individuals to self-accomplishment should be balanced with duties and responsibilities toward society as well as by a stronger sense of the common good.
- Law : Body of rules of conduct of binding legal force and effect, prescribed, recognized, and enforced by a controlling authority.
- Liberalism : Economic and political doctrine advocating free enterprise, free competition and free will.
- Politics : Activity that relates to the way in which society is governed, and the process by which human beings living in communities make decisions and establish obligatory values for its members.