Dr Louise Arimatsu is Distinguished Policy Fellow in the Centre for Women, Peace and Security, where she works on the AHRC project 'A Feminist International Law of Peace and Security' and the ERC project 'Gendered Peace'. Her current research projects include 'A Feminist Foreign Policy' and 'Women and Weapons'.

Dr Arimatsu was Honorary Senior Research Fellow in the Law Department at Exeter University (2014-2017), Associate Fellow at Chatham House (2006-2015), NATO Cooperative Cyber Defence Centre of Excellence Senior Fellow (2013) and Managing Editor of the Yearbook on International Humanitarian Law (2009-2012).  She was a member of the ‘group of experts’ on a project which led to the publication of the Tallinn Manual on the International Law Applicable to Cyber Warfare (CUP, 2013).

Dr Arimatsu is a graduate of the University of Nottingham (LLM) and the London School of Economics (PhD).  She is a trustee of the UK charity the Welfare Association.

Selected publications:

• ‘Women, weapons, and disarmament’ in Feminist Conversations on Peace, Smith & Yoshida (eds) Bristol University Press (2022)
• Transformative Disarmament: Crafting a Roadmap for Peace, International Law Studies 97, 2021.
• ‘The Plea of Necessity: An Oft-Overlooked Response Option to Hostile Cyber Operations’ International Law Studies (2021)
• ‘The Classification of cyber warfare’. International Law and Cyberspace (2021)
• Silencing Women in the Digital Age, Cambridge International Law Journal 8(2): 187-217, 2019. 
• ‘Jus in Bello and the Rule of Law’, in Rain Liivoja & Tim McCormack (eds), Handbook of the Law of Armed Conflict (Routledge, 2016).
• ‘Protecting Cultural Property in Non-international armed conflict: Syria and Iraq’, 91 International Law Studies (2015)
• ‘The Classification of cyber warfare’, in Tsagouris & Buchan (eds) International Law and Cyberspace (Elgar, 2015).
• ‘On Being a Woman Human Rights Defender’, 6 European Human Rights Law Review (2014)
• with M Schmitt,  ‘Attacking “Islamic State” and the Khorasan Group: Surveying the International Law Landscape’, 53 Columbia Journal of Transnational Law Bulletin (2014)
• ‘Classification of armed conflict: Syria, Libya and Yemen’, Chatham House Report (British Red Cross grant, 2014)
• ‘International law and naval mines’, Chatham House Report (British Academy grant)
• ‘The benefits and limitations of a cyber arms-control treaty in Securing the Cybersphere’, International Cybersecurity Research Group (2014) http://cybersphere.newsdeskmedia.com/Index.aspx
• ‘Spatial Conceptions of the law of armed conflict’ in R. Barnidge (ed) in The Liberal Way of War, (Ashgate, 2013)
• ‘The Law of State Responsibility in Relation to Border Crossing: An Ignored Legal Paradigm’ 89 International Law Studies (2013)
• ‘The law of occupation’, Chatham House paper (British Red Cross grant, 2013)
• ‘Conflict Minerals: the Search for a Normative Framework’, Chatham House Briefing Paper (2012)
• ‘The Democratic Republic of Congo: A Case Study’ in E. Wilmshurst (ed) International Law and the Classification of Armed Conflict (OUP, 2012)
• ‘A Treaty for Governing Cyber-Weapons’ in Czosseck, Ottis & Ziolkowski (eds.) Proceedings of the 4^th international conference on Cyber Conflict, (CCD-COE, 2012)