He is Academic Associate in the International Hellenic University. He also teaches European History at the Hellenic Open University. Dr. Antoniou received his phD in History and civilization from the European University Institute of Florence (2007). He is a former Research Fellow of the Foundation for the Memory of the Shoah in paris (2005-2007) and a former visiting lecturer at Yale University (2007-2008). He was also a visiting lecturer at the University of Cyprus (2008-2009).