Socialism Philosophy 15 Political science 4 Communism 3 History 3 Philosophy, Marxist 3 Ideology 2 Social sciences 2 Sociology 2 Anarchism 1 Capitalism 1 Culture 1 Dialectical materialism 1 Existential phenomenology 1 Human ecology 1 Identity politics 1 Labor 1 Libertarianism 1 Logic 1 Populism 1 Postmodernism 1 Public welfare 1 Social justice 1 Social policy 1 Social problems 1 Syndicalism 1