Sergio Caballero has a PhD in International Relations in 2012 (Universidad Autónoma de Madrid) with a thesis qualified with Sobresaliente summa cum laude. Graduated in Law (2002) and in Political Sciences (2004) (UAM). Since 2016 he is professor at the Department of IR in the University of Deusto, Bilbao (Spain), where he has been Vice Dean for Research and InternationalRelations as well as the Principal Investigator of the research team in “International Relationsand Multidimensional Security”. At the University of Deusto, he has been teaching classes from“Advanced Theories of International Relations” to “Foreign Policy” and “Latin America in theworld”, encompassing undergraduate teaching as well as master and doctorate programs.Furthermore, since 2011 he has been teaching in the UAM postgraduate courses. He has alsobeen teaching in the UCM postgraduate program on International Relations and InternationalPublic Law since 2014. Until 2016 he has also been associate professor at Universidad Antoniode Nebrija, as well as at Universidad ICADE-Comillas. Previously, he enjoyed some predoctoral mobility programs in prestigious academic centers in Lisboa, Bath and Montevideo. And more recently, he has taught as visiting scholar in universities in Stockholm and Pisa. He has taken part in 8 research projects in competitive calls. Thanks to them, he has beenable to publish 35 academic works, including more than 20 academic papers, 3 books and7 chapters.He has two main research lines: on the one hand, one research line examining Latin Americanregionalism, focusing on Latin American foreign policies, mainly Brazilian one, but also dealingwith Latin American-European Union ties. Thanks to these topics, some publications havebeen written with Latin American colleagues, reinforcing interregional academic networks. And,on the other hand, he has focused on IR theoretical debates (agency-structure debate, forinstance) as well as on the struggle between security and development. In that sense, some ofhis last researches have been (i) on borders, unveiling the political dimension of this spatialityunderstood as a periphery vis-à-vis the capital cities and the state-centric perspectives; and(ii) on critical security studies and feminist studies and ethics of care, in order to understandsecurity from a broader and more comprehensive angle in comparison to the traditional realistexplanations.