aNational Ageing Research Institute, Parkville

bSchool of Population and Global Health, University of Melbourne, Melbourne

cSchool of Social Sciences, University of Western Australia, Perth

dGlobal and Women's Health, School of Public Health and Preventive Medicine, Monash University, Melbourne

eDepartment of General Practice, University of Melbourne, Melbourne, Australia

fSchool of Media, Creative Arts and Social Inquiry, Curtin University, Perth

gTurner Institute for Brain and Mental Health, Monash University, Clayton, Australia

Correspondence to Professor Bianca Brijnath, National Ageing Research Institute Ltd, PO Box 2127, Royal Melbourne Hospital, Victoria 3050 Australia. Tel: +613 8387 2294; e-mail: [email protected]