Dr Guogui Huang is a researcher in demography, with expertise in ageing and wellbeing, mortality modelling, service and population projections, and socioeconomic and health disparities. He holds dual PhDs in Demography—one from Peking University and another from Macquarie University, both received in 2020. He is currently a Research Fellow at the Centre for Health Systems and Safety Research, Macquarie University. His research employs advanced quantitative methodologies, including longitudinal statistical modelling, multistate life tables, and life expectancy decomposition, alongside qualitative approaches to offer nuanced insights into population health dynamics. Dr Huang’s work has been widely published, with >41 papers in high-impact peer-reviewed journals (e.g., Population Studies, Scientific Reports, SSM-Population Health, Journal of Population Research, BMC Geriatrics, and Population Research and Policy Review), and he has received multiple research grants, including funding from the Medical Research Future Fund (MRFF). His research has directly influenced policies aimed at improving health and wellbeing outcomes for diverse populations, particularly older adults and migrant communities. He also serves as an editor for BMC Geriatrics and is leading special issues in two journals.