Calum MacKellar is the Director of Research of the Scottish Council on Human Bioethics in Edinburgh and a member of the Advisory Board of the Centre for Bioethics and Emerging Technologies at St Mary’s University.Roberto Andorno is Associate Professor in the Faculty of Law and a Research Associate in the Institute of Biomedical Ethics and History of Medicine, University of Zurich.Matthew James is Associate Professor in Bioethics and Medical Law and the Director of the Centre for Bioethics and Emerging Technologies at St Mary’s University.