1. Ashley M. Fox, University at Albany, State University of New York, Albany, New York.
2. Yongjin Choi (), London School of Hygiene and Tropical Medicine, London, United Kingdom.
3. Leesa Lin, London School of Hygiene and Tropical Medicine; Laboratory of Data Discovery for Health Limited (D24H), Pak Shek Kok, New Territories, Hong Kong; and University of Hong Kong, Pok Fu Lam, Hong Kong.