Claire is a Reader in Clinical Ageing Research, King’s College London. She is also a Consultant Geriatrician at Guys and St Thomas’s NHS Foundation Trust as well as the Deputy Clinical Director for TwinsUK. Claire is interested in the interactions between physical and mental health in ageing. Her current research focuses on the relationship between the gut, urinary and salivary microbiome and conditions of ageing, including cognitive ageing, frailty and multi-morbidity. Claire also leads on our new Wellcome Longitudinal Population Study grant which aims to expand our ability to contribute to health sciences, by linking with health records, social and environmental scientists. Since 2020 she is a leading scientist with the Zoe Covid study app of over 4 million people which helped identify the main symptoms of Covid-19 and Long Covid. She has published more than 100 research articles and appears regularly in the media.