Effrosyni Bakirtzi is working as scientific researcher at the Johann Wolfgang Goethe University of Frankfurt in Germany at the Department of Labour Law. She was scientific researcher at the K.U. Leuven (Catholic University of Leuven) in Belgium working for the European section of the Institute of Social Law, organized as the Research Unit on European Social Security (RUESS), and the European Institute of Social Security (EISS). Mrs. Bakirtzi graduated as a lawyer from the Law School of the Faculty of Law, Economic and Political Sciences of the Aristotle University of Thessaloniki in Greece and then continued with postgraduate studies in International and European Law at the Department of International Studies of the Law School of the Aristotle University of Thessaloniki. She has also studied at the Law School of the University of La Sapienza in Rome, Italy, the University of Johann Wolfgang Goethe in Frankfurt/Main, Germany, and the University of Barcelona, Spain. She has worked as a teaching and research assistant for several e-learning programs for undergraduate and post-graduate studies and she has practiced law in Greece. Her main research interests are international, European and comparative social security and labour law, social security law in the BRICS countries, social security administration with particular focus on e-government and the use of new technologies, EU internal market issues, european banking and finance law, international economic law, international private law and migration law. She has been involved in the multidisciplinary postgraduate program Master in European Social Security at the Catholic University of Leuven in Belgium. She is also the author of a number of publications."