Sotiris Vardoulakis is a Professor of Global Environmental Health at the Australian National University, National Centre for Epidemiology and Population Health. He is the Director of the Healthy Environments And Lives (HEAL) network, and co-leads the International Consortium for Urban Environmental Health and Sustainability (Healthy-Polis), and the Clean Environment and Planetary Health in Asia (CEPHA) network. Previously he was Director of Research at the Institute of Occupational Medicine in Edinburgh, and Head of the Environmental Change Department at Public Health England. His work focuses on sustainable solutions to protect human health from climate change, air pollution, temperature extremes, and other environmental and occupational hazards.