sentences:  In 2009, he received a doctorate in the same field from the National School of Political Science and Public Administration.From 1997 to 1998, he worked as a stockbroker; during that time, he was also present on the editorial staff for Stelian Tănase's "Sfera Politicii" magazine.In 1999–2000, during the Romanian Democratic Convention cabinet, he worked as a Chief of Staff for Interior Minister Constantin Dudu Ionescu.