Nina Amelung is a sociologist and researcher in the project EXCHANGE- Forensic Geneticists and the Transnational Exchange of DNA data in the EU: Engaging Science with Social Control, Citizenship and Democracy (ref.648608), funded by the European Research Council and led by Helena Machado. Nina defended her PhD-thesis in sociology at the Technische Universität Berlin (impending publication). She works on the social construction of citizenship, public(s) and democracy in transnational contexts. She applies perspectives offered at the intersection of science and technology studies, political sociology and organizational studies. In her current research she investigates the democratic challenges of cross-border biometric data-exchange and explores the making of publics in European crime and border control regimes.