Live-streamed from an Oxford venue, supported by TORCH. The Institute for Ethics in AI will bring together world-leading philosophers and other experts in the humanities with the technical developers and users of AI in academia, business and government. The ethics and governance of AI is an exceptionally vibrant area of research at Oxford and the Institute is an opportunity to take a bold leap forward from this platform. ** The gap between a state's obligation to respect our expressive rights and a private company's obligation to fulfil those rights has become essential to understand, but our rights discourse currently lacks the resources to navigate its metes and bounds. The conversation around social media content moderation has suffered accordingly. I will seek to offer some analytic clarity around this gap, some normative scepticism of the capacity of traditional legal instruments to constrain platform rules, and some optimism about whether we should simply throw up our hands. Jamal Greene is a constitutional law expert whose scholarship focuses on the structure of legal and constitutional argument. He teaches constitutional law, comparative constitutional law, the law of the political process, First Amendment, and federal courts. Speaker: Professor Jamal Greene is the author of the book, How Rights Went Wrong: Why Our Obsession with Rights is Tearing America Apart (HMH, March 2021). He is also the author of numerous law review articles and has written in-depth about the Supreme Court, constitutional rights adjudication, and the constitutional theory of originalism, including “Rights as Trumps?” (Harvard Law Review foreword for the 2017–2018 Supreme Court term), “Rule Originalism” (Columbia Law Review, 2016), and “The Anticanon” (Harvard Law Review, 2011), an examination of Supreme Court cases now considered examples of weak constitutional analysis, such as Dred Scott v. Sandford and Plessy v. Ferguson. Professor Timothy Endicott works on the doctrine and the theory of United Kingdom constitutional and administrative law. He has written about the constitutional law of India, Canada, and the United States, and about human rights law. Professor Endicott also works in general jurisprudence, with particular interests in legal interpretation and in the relation between adjudication and the law. His publications include "The Vagueness of Law" (OUP 2000), and Administrative Law (OUP 2018).  Baroness Onora O’Neill combines work in political philosophy and ethics with public activities. She was Principal of Newnham College, Cambridge from 1992-2006, and has been a crossbench member of the House of Lords since 2000. She has served as President of the British Academy, chaired the Nuffield Foundation and the Equality and Human Rights Commission, and has served on the Medical Research Council and the Banking Standards Board. She publishes on justice and ethics, accountability and trust, human rights and borders, the future of universities and the ethics of communication. Chaired by John Tasioulas, the inaugural Director for the Institute for Ethics and AI, and Professor of Ethics and Legal Philosophy, Faculty of Philosophy, University of Oxford.