Dr Christopher Nathan is a Senior Research Analyst at Trilateral Research, with a core interest in practical applied ethics, especially in the fields of technology and security. He is currently working on projects relating to the ethics of the surveillance of public gatherings, of policing human trafficking, and of generative AI. He is also developing work on AI bias and explainability protocols. He has published papers on political theory, criminal justice ethics, and emerging technology, including in Legal Theory, Journal of Applied Philosophy, Science and Engineering Ethics, and Policy Sciences, and a short monograph entitled The Ethics of Undercover Policing. He has a PhD from the University of Exeter and an MPhil from Oxford.