Professor Rudi Westendorp was trained at the Leiden University Medical Centre (LUMC) in the Netherlands, and specialised in intensive care and epidemiology. Later, he focussed on geriatrics and gerontology. In 2000, he was appointed professor of medicine, and, from 2005 to 2012, he was head of the Department of Gerontology and Geriatrics at the LUMC. In 2008, he founded and became the first director of the Leyden Academy on Vitality and Ageing, a research institute that provides training, conducts research, and initiates developments in the field of vitality and ageing. In addition, since 2012, he has been director of the VITALITY! programme, part of Medical Delta, an innovative partnership of academic and public institutions, and enterprises, in the south-west of the Netherlands. In 2015, he moved his workplace to Denmark, where he was appointed Professor of Old-Age Medicine at the University of Copenhagen.