Lene Hansen is a Professor of International Relations in the Department of Political Science, University of Copenhagen. She is the author of Security as Practice: Discourse Analysis and the Bosnian War, Routledge 2006, and co-author with Barry Buzan of The Evolution of International Security Studies, 2009. Lene Hansen has written articles and book chapters on a range of topics, including poststructuralist theory and methods, feminist IR theory, cyber security, securitization theory and images and international relations.