1. Pfizer Ltd, Tadworth, UK
2. The Positivitree Charity, Wallasey, UK
3. Parent and Carers Research Forum, National Institute for Health and Care Research, Alder Hey Clinical Research Facility, Liverpool, UK
4. Faculty of Medicine and Health, University of Sydney, Sydney, NSW, Australia
5. Stanford Existential Risk Initiative, Stanford University, Stanford, CA, USA
6. National Institute for Health and Care Research, Alder Hey Clinical Research Facility, Liverpool, UK
7. Department of Continuing Education, University of Oxford, Oxford, UK