Philosophy: metaphysics & ontology 42 Philosophy 27 Western philosophy, from c 1900 - 17 Sociology 13 History of medicine 12 Research & information: general 10 Biology, life sciences 7 Philosophy of religion 7 Philosophy: epistemology & theory of knowledge 7 Society & culture: general 7 linguistics 7 Artificial intelligence 6 Cultural studies 6 Humanities 6 Social & cultural anthropology, ethnography 6 Education 5 History of engineering & technology 5 Society & social sciences 5 Theory of music & musicology 5 Archaeology 4 Child & developmental psychology 4 Disability: social aspects 4 Phenomenology & Existentialism 4 Philosophy of science 4 Social & political philosophy 4 Western philosophy: Ancient, to c 500 4 Anthropology 3 Data mining 3 Earth sciences 3 Feminism & feminist theory 3