1. Basic and Clinical Neuroscience Department Institute of Psychiatry, Psychology, and Neuroscience King's College London London UK
2. University of Exeter Medical School, College of Medicine and Health University of Exeter Exeter UK
3. Faculty of Health and Social Care Edge Hill University Ormskirk UK
4. Lay coinvestigator and epilepsy services user London UK
5. Sherwood Forest Hospitals National Health Service Foundation Trust Sutton‐in‐Ashfield UK
6. Noah's Ark Children's Hospital for WalesCardiff and Vale University Health Board Cardiff UK
7. Centre for Health Economics and Medicines Evaluation Bangor University Bangor UK
8. Department of Biostatistics University of Liverpool Liverpool UK
9. Evelina London Children's Hospital London UK
10. Medical Research Council Centre for Neurodevelopmental Disorders King's College London London UK
11. King's College Hospital London UK