Wilma Nusselder (PhD) is assistant professor in Medical Demography at the Department of Public Health, Erasmus MC. She is a demographer working at the intersection between public health and demography. Her main interest is in health expectancy (simulations), disability and (old age) mortality, socioeconomic differences in health and health impact assessment. Her work focusses on describing, explaining and projecting population health levels and disparities and includes the development and dissemination of tools to do so. She has (co)authored more than 60 papers on a wide range of topics, including studies on health expectancy trends and gaps, health expectancy method development and simulation studies.