1. Department of Sociology, University of Manchester, Manchester, UK
2. The University of Sydney Business School, University of Sydney, Sydney, NSW, Australia
3. Centre for Research on Ageing Wellbeing Health (CRAWH), Australian National University, Canberra, Australia
4. Faculty of Health Sciences, University of Sydney, Sydney, NSW, Australia
5. Hunter Medical Research Institute (HMRI), University of Newcastle, Callaghan, NSW, Australia