 action |  animals, moral status of |  consequentialism |  contractarianism |  impartiality |  Kant, Immanuel: moral philosophy |  Kant, Immanuel: social and political philosophy |  liberalism |  Mill, John Stuart |  morality, definition of |  moral particularism |  political obligation |  practical reason |  practical reason: and the structure of actions |  Rawls, John |  reasons for action: agent-neutral vs. agent-relative |  social contract: contemporary approaches to |  utilitarianism: history of 