Klaus Iohannis(Romanian: [ˈkla.us joˈhanis], German: [ˈklaʊs joˈhanɪs]; also spelled Johannis ; born 13 June 1959), sometimes briefly referred to as KWI in the Romanian press, is a Romanian politician, physicist, and former physics teacher at Samuel von Brukenthal National College who has been serving as the president of Romania since 2014. He became the president of the National Liberal Party (PNL) in 2014, after previously serving as the leader of the Democratic Forum of Germans in Romania (FDGR/DFDR) between 2002 and 2013. Prior to entering national politics, he was a physics teacher in his native Sibiu.