Professor Simone Pettigrew is the Head of Food Policy. She has qualifications in Economics, Marketing, and Consumer Psychology. Her broad areas of expertise include behavioural psychology, health promotion, health policy, communications, social marketing, and intervention research.

Along with nutrition, her substantive areas of research include obesity, physical activity, alcohol consumption, smoking, active transport, and healthy ageing. Simone sits on numerous advisory committees and regularly performs research consultancies for NGO and government entities. To date, she has published more than 400 peer-reviewed papers and produced more than 160 technical reports for NGOs and government departments.

See Professor Pettigrew's full CV here.

Professor Vivekanand Jha is a Senior Professorial Fellow at The George Institute, Chair of Global Kidney Health at the Faculty of Medicine, Imperial College London, and Past President of the International Society of Nephrology. He served as Executive Director of The George Institute for Global Health India from 2013 to September 2026.

He has wide-ranging research interests, including understanding the health and societal impact of kidney diseases around the world and the development of affordable, scalable and sustainable primary and secondary prevention tools.

He has worked with many organisations including the WHO to develop clinical practice guidelines and advocacy papers, has lectured extensively around the world, and is a prolific writer and editor.