Kristoffer Lidén is a Visiting Fellow at the Oxford Institute for Ethics, Law and Armed Conflict and a Senior Researcher at the Peace Research Institute Oslo (PRIO) where he leads the Research Group on Law and Ethics. He is also Deputy Co-Director of the Norwegian Centre for Humanitarian Studies (NCHS). Holding a PhD in Philosophy and MA in Peace and Conflict Studies, his research explores the ethics of international affairs, with a focus on the fields of peacebuilding, humanitarian action, negotiation, security politics, and digital technology. For more information on Kristoffer’s research, please see his PRIO profile page.