This course introduces basic concepts of social and political philosophy, including the justification of the state, the nature of social life, the relation between individuals and the collective, the ideas of liberty, right, good, etc. It focuses on major philosophical theories of distributive justice, including utilitarianism, Rawlsian liberalism, libertarianism, communitarianism and socialism. It also explores under the global and Hong Kong contexts the implications of these debates upon various concrete social issues, such as poverty, social welfare, wealth gap, political instability, discrimination, gender inequality, inclusive society, development and environmental issues, responsible consumption, good governance, etc.