Carmel Williams is a senior lecturer in the School of Public Health in the Faculty of Health and Medical Science and is also the director of the Centre for Health in All Policies Research Translation jointly based at the School of the Public Health University of Adelaide and Health Translation SA, South Australian Health and Medical Research Institute. She is the foundational director for the World Health Organization Collaborating Centre for Advancing Health in All Policies. She has overseen the establishment and sustainability of South Australia's Health in All Policies approach from its commencement in 2007 until 2021. The approach works across government to influence public policy decisions to improve health, wellbeing, and equity. She has led numerous collaborative projects on the social and environmental determinants of health, drawing research, policy, and practice together to deliver improved public policy outcomes. She works extensively with the WHO and has recently led the development of a new WHO guidance and model: Working together to address equity and healthier populations, the HiAP 4 Pillars Model. In 2023 she earned the full academic status of Associate Professor with the College of Medicine and Public Health, Flinders University, and has previously been awarded the honorary academic status of associate professor with the University of Adelaide and the University of South Australia.