Penney Lewis studied mathematics, law and philosophy in the United States, Canada and the United Kingdom. She clerked for Mr Justice Iacobucci at the Supreme Court of Canada and is qualified as a Barrister and Solicitor in Ontario. She is Professor of Law and Co-Director of the Centre of Medical Law and Ethics in the Dickson Poon School of Law, King’s College London where she teaches Medical Law and Law at the End of Life. In the area of medical law, her research focuses on end-of-life issues including advance decision-making and refusal of treatment. She has written widely on assisted dying and her monograph Assisted Dying and Legal Change was published in 2007 by Oxford University Press. She has also published articles and chapters dealing with a wide range of medical law topics, including wrongful life, medical treatment of children and medical procedures which are against the interests of incompetent adults, such as organ donation and non-therapeutic research. In 2016, she was appointed a Member of the Human Tissue Authority, the statutory regulator for human tissue and organs. She is a member of the Clinical Ethics Committee of St Christopher’s Hospice, the Ethics Advisory Committee of Genomics England, and the National Research and Ethics Advisors’ Panel of the Health Research Authority. Past appointments include membership of the UK Donation Ethics Committee (2010-2016), and Vice-Chair of the King's College London Research Ethics Committee (2004- 2016). She is an invited member of the Working Group on Deceased Donation of the European Platform on Ethical, Legal and Psychological Issues in Transplantation (ELPAT), and was part of a small expert group which drafted published European guidance on the ethical, legal and psychosocial aspects of organ donation after circulatory death (DCD).