Lei Wan is a PhD candidate with the Environment, Climate, and Health Group at the National Centre for Epidemiology and Population Health of ANU. Her research focuses on the health impacts of ambient PM2.5 pollution across regions and age groups in China. She holds a master degree of Environmental Engineering and prior to commencing her PhD, she worked as a research assistant in several projects on economic and environmental consulting. Lei's research interests include the health effects of air pollution, climate change and health, and environmental sustainability.