Jason Lee obtained his first degree (Sports and Exercise Science – 1^st Class Honours) from Loughborough University, UK. Following the award of G V Sibley Memorial Prize, he stayed on to complete a PhD in Exercise Physiology under sponsorship from the UK Overseas Research Scholarship and Faculty Studentship. Jason is a Fellow of the American College of Sports Medicine. Tapping on his experience as a Commando Officer in the Singapore Armed Forces and domain knowledge, he serves in various national and international panels related to human performance and safety. Jason’s main research interests are in fluid balance, thermoregulation and mitigation strategies for improving human performance. Knowledge gained from his research has also benefitted several local and international governmental agencies. Jason completed his 12-year tenure at the DSO National Laboratories in 2018 by directing the Human Performance Programme in his final appointment. He co-leads the Human Potential Translational Research Programme and is the Founding Director for the new Heat Resilience and Performance Centre at NUSMED. He is a member of the WHO and WMO Report on Climate Change on Workers’ Health and Productivity. Jason chairs the Scientific Committee on Thermal Factors at the International Commission on Occupational Health and is on the management committee at the Global Heat Health Information Network, a joint initiative of the WMO, WHO and NOAA to respond to coordination and technical advisory needs identified by the global meteorological and public health communities.