Fabien Lechevalier is a Ph.D candidate in Law & Economics at Paris-Saclay University, France. He is a researcher at the Center for Studies and Research in Immaterial Law (CERDI) in France and at the International Observatory on the Societal Impacts of AI and Digital Technology (OBVIA) in Canada. His research focuses on the collective dimension of the right to informational privacy, collective models of personal data governance and design research methods applied to law. With a multidisciplinary background, at the crossroads of law, economics and design, he is interested in research-action and research-creation approaches in the legal environment. He was a Visiting Fellow at the Digital Life Initiative at Cornell Tech, and is a member of the NYU Privacy Research Group. He is a Lecturer in law at the Jean Monnet Faculty of Law-Economics & Management, Paris-Saclay University and at the Mines-Telecom School of Engineering and Management. He currently co-pilots the Lab Surveillance, an ephemeral lab for experimental legal research through design supported by ENSCI Design School and Paris-Saclay University. He joined the TTLF as a TTLF Affiliate in 2024.