1. School of History, Anthropology, Philosophy and Politics, Queen’s University Belfast , Belfast BT7 1NN, UK
2. Prof E. Cave, Durham Law School, Durham University , Durham DH1 3LE, UK
3. Paediatric Bioethics Centre, University College London, Great Ormond Street Institute of Child Health, NIHR Great Ormond Street Hospital Biomedical Research Centre , London WC1N 3EH, UK