1 Department of Preventive and Social Medicine, University of Otago, Dunedin, New Zealand.
2 International Science Council, Paris, France; Koi Tū: The Centre for Informed Futures, University of Auckland, Auckland 1142, New Zealand. Electronic address: email@example.com.
3 International Science Council, Paris, France; Grant Institute, University of Edinburgh, Edinburgh, UK.
4 International Science Council, Paris, France.
5 Centre for the AIDS Programme of Research in South Africa, University of KwaZulu-Natal, Durban, South Africa; Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, USA.
6 London School of Hygiene & Tropical Medicine, London, UK.
7 Cologne Center for Ethics, Rights, Economics, and Social Sciences of Health, University of Cologne, Cologne, Germany.