Since January, 2009 own practice for pediatric dentistry in Jena - 2006-2008 employed at the specialized pediatric dentist practice Dr. Roloff und Quick-Arntz in Hamburg - 2004-2006 employed at a general practice in Thuringia / Germany - Studies of dentistry in Göttingen - Referee in Germany about pediatric dentistry, sedation and praxis organisation - Board member of the LZÄK in Thuringia - Member: AAPD, EAPD, DGZMK, Bukiz.