1. Department of Neuropathology Cambridge University Hospitals NHS Foundation Trust Cambridge UK
2. The International Replication Repair Deficiency Consortium (IRRDC), Division of Haematology/Oncology The Hospital for Sick Children Toronto ON Canada
3. Department of Genetics Cambridge University Hospitals NHS Foundation Trust Cambridge UK
4. Department of Neurosurgery Cambridge University Hospitals NHS Foundation Trust Cambridge UK
5. Department of Radiology Cambridge University Hospitals NHS Foundation Trust Cambridge UK
6. Department of Radiation Oncology The Christie Proton Beam Therapy Centre Manchester UK
7. Children's Brain Tumour Research Centre, Biodiscovery Unit University of Nottingham Nottingham UK
8. Division of Neuropathology The Hospital for Sick Children Toronto ON Canada
9. East‐Genomics Laboratory Hub (GLH) Genetics Laboratory Cambridge University Hospitals NHS Foundation Trust Cambridge UK
10. Department of Pathology University of Cambridge Cambridge UK
11. Department of Paediatric Haematology and Oncology Cambridge University Hospitals NHS Foundation Trust Cambridge UK