placed the University 1st in the world for Development Studies. Further, it ranked in the world's top 100 for Anthropology, Sociology, Politics and International Studies, History, Geography, English Language and Literature and Communication and Media Studies in the QS 2018 rankings. Other top 150 subject rankings in the world include Education, Economics and Psychology. Research In 2017, Sussex's research income was around £65 million. This primarily came from funding body grants and research grants and contracts. In addition to being home to Institute of Development Studies, Sussex has over 40 university research centres, over 15 strategic research centres and many smaller research clusters. IDS is ranked as 1st in the UK, 2nd International Development Think Tank and 4th university affiliated Think Tank in the world (out of 8,000 think tanks ranked) by the University of Pennsylvania Global Go To Think Tank Index Report 2017. Sussex research centres include SPRU, the Science Policy Research Unit, which is ranked as 3rd best Science and technology Think Tank in the World (out of 8,000 think tanks ranked by the University of Pennsylvania Global Go To Think Tank Index Report 2017) Other notable centres include the STEPS Centre, the Centre for American Studies and the Sussex European Institute. The university is one of the UK ESRC's 21 Centres for Doctoral Training, the only institutions accredited in 2010 and capable of receiving ESRC doctoral studentships and funding. The system was updated in 2016 and Doctoral Training Partnerships were established to replace the DTC. In this respect, Sussex is now a member of the Consortium of the Humanities and the Arts-South East England (CHASE) and the South East Network for Social Sciences. The results of the Research Excellence Framework 2014 show that 98% of research activity at Sussex is categorised as ‘world-leading’ (28%), ‘internationally excellent’ (48%) or ‘internationally recognised’ (22%) in terms of originality, significance and rigour. Sussex has a number of research collaborations with other Higher Education institutions as well as governmental and non-governmental organisations and institutes around the world. For example, the Harvard Sussex program is a long-standing research collaboration between Sussex and Harvard University focusing on public policy towards chemical and biological weapons. The CBW Conventions Bulletin is a quarterly newsletter published by the HSP. Sussex-Cornell Partnership, the Sussex-Bocconi-Renmin Intrapreneurship Hub and the Sussex-Lund Partnership in Middle Eastern and North African Studies are recent examples. Sussex also co-coordinates the Consortium for the Humanities