Professor Ollie Jay is Founding Director of the Heat and Health Research Centre at The University of Sydney, driving global efforts to protect people from extreme heat. His work has helped shape heatwave policies and heat alerts across multiple continents. He advises major sporting bodies, including the Australian Open, and was the Lead Heat Consultant for the Australian Olympic Team (Paris 2024). Ollie’s research has been featured in leading scientific journals such as Science, Nature, and The Lancet.