Sharon Weill is an Associate Professor of international law at the American University of Paris and Senior lecturer at Sciences Po Paris (PSIA). She holds a PhD in international law (Geneva University, 2012).

Her research focuses on the links between law, armed conflict/terrorism, and the role of judges, making use of socio-legal approaches, including trial ethnography. Since 2017, with a multidisciplinary research group, she has been examining the role of French judges as transnational actors in the “fight against terrorism” as well as the transformation of French legal system in a research financed by the French Ministry of Justice /CNRS. Between 2018 - 2022, she served as the Vice-President of the IHL Committee of the French National Consultative Commission on Human Rights (CNCDH). Professor Weill is currently working on two additional research projects. After working as an Asylum Judge in France (2019-2022), she is now directing a new ethnographic research on  Asylum courts.

In 2021 she was appointed reseach associate at the Sorbonne University's Center for International and Comparative Law, where she takes part in an international research project, in examining the restorative process at the Special Jurisdiction for Peace in Bogotá, where she conducted a number of research trips. Previously, her postdoctoral research carried at the University of California, Berkeley, focused on the Guantanamo Bay trials and Israeli military tribunals in the occupied territories. During her doctoral studies she worked as a research fellow at the Geneva academy for several years.

Sharon Weill is the author of The Role of National Courts in Applying International Humanitarian Law (Oxford University Press, 2014), co-editor The President on Trial Prosecuting Hissène Habré (Oxford University Press, 2020). She is currenty working on her third book 'Terror on Trial: An Ethnography of French Courts' (Forthcoming, Cambridge University Press).