Ben Amies-Cull

Ben is a GP and also a Clinical Researcher at Oxford University, where he is leading an evaluation of the long term-health benefits of the Child Obesity Prevention Initiative. This builds on previous research he has undertaken into a range of factors influencing childhood obesity. He is drawing on this wide range of experience to act as our Obesity Adviser.

Michael Baber

Michael is a former College Principal and charity CEO. A Fellow of the Royal Society for Public Health he has led research projects to identify how to reduce childhood obesity; encourage healh behaviour change; improve health at work; and reduce the risk of mental ill health. Michael has also provided evidence for parliamentary inquiries, most recently providing evidence in person to the House of Commons Health & Social Care Committee in November 2025. 

Barbara Baker

Barbara is a former University Lecturer, Senior Research Fellow for a cancer charity, and author. She has undertaken a range of ageing-related research for us, and is our Healthy Ageing Research Lead. Barbara is also co-author of 'AI-based treatment of psychological conditions: the potential use, benefits and drawbacks', published in Exploration in Digital Health Technologies in April 2025.

Cordelia Hagan

Cordelia is a Trustee and also our Company Secretary. She is an Associate of the Chartered Governance Institute with several years’ experience in corporate governance. Currently serving as a Senior Company Secretarial Assistant at a multinational insurance company, Cordelia provides company secretarial services to a portfolio of subsidiary companies mainly in the UK. She previously worked as an Assistant Company Secretary at Post Office Ltd.

Sarah Jones

Sarah has 18 years’ experience as a healthcare policy and government affairs specialist. During this time, she has provided strategic counsel to global pharmaceutical/med tech companies, a range of healthcare charities and social enterprises. She has also worked for the world's largest union and professional body for nursing.  

Susi Sadler

Susi is a Health Economist with over eleven years experience in academic and consultancy roles, focusing on economic modelling. She is currently Director of Modelling & Analytics at ConnectHEOR, after Director and Associate Director roles at Cytel. Earlier experience included work as a Principal Health Economist, Research Fellow and Research Analyst. Susi is currently leading our Mental Health Burden of Disease health economics research.