Katharine is a freelance ethics consultant, specialising in the field of global health ethics. She has over thirty years of experience working at the intersection of ethics, law and policy, including over fifteen years at the UK-based Nuffield Council on Bioethics where she directed a number of projects concerned with the ethical inclusion of research participants traditionally classed as ‘vulnerable’. These included major inquiries exploring the ethical conduct of research with children (2015), and the challenge of conducting research ethically in the context of global health emergencies (2020). She now works with a number of partners, including the WHO and the Multi-Regional Clinical Trials Center.