Anthropology 7 History 7 CE period up to c 1500 4 History and Archaeology 4 Systems analysis and design 4 Artificial intelligence 3 Computer architecture and logic design 3 Mathematical theory of computation 3 Religion & politics 3 Software testing and verification 3 Archaeology 2 Economic systems and structures 2 Historiography 2 20th century history: c 1900 to c 2000 1 Biography and non-fiction prose 1 Biography: historical, political and military 1 Central / national / federal government policies 1 Child welfare 1 Civil service & public sector 1 Computing & information technology 1 Early history: c 500 to c 1450/1500 1 Education 1 European history 1 Finance & accounting 1 Gender studies, gender groups 1 General and world history 1 History of ideas 1 History of religion 1 International economics 1 Language: history & general works 1