Elena Lazarou is the Acting Head of the External Policies Unit of the European Parliamentary Research Service (EPRS), where her research focuses on security and defence, global governance, transatlantic relations and EU foreign policy. Prior to joining EPRS, she headed the Center for International Relations of the Getulio Vargas Foundation (FGV), Brazil (2012-2014) and the EuroMediterranean Observatory of the Hellenic Center for European Studies (2009-2010). She received a Ph.D. in International Relations from the University of Cambridge in 2008. She has held research positions at the University of Cambridge, the University of Sheffield and the London School of Economics (LSE), as well as various visiting positions in think tanks and universities in Europe and the US. She has published edited volumes, articles and policy briefs in English, Portuguese and Greek. Dr. Lazarou is an Associate Fellow on the “US and Americas” programme at Chatham House.