Dr. Jan Brase has a degree in Mathematics and a PhD in Computer Science. His research background is metadata, ontologies and digital libraries. Since 2005 he has been head of the DOI-registration agency for research data at the German National Library of Science and Technology (TIB). He is also Managing Agent of DataCite, an international consortium with 16 members from 12 countries (www.datacite.org). DataCite was founded in December 2009 with the goal of making the online access to research data for scientists easier by promoting the acceptance of research data as individual, citable scientific objects. Jan is Chair of the International DOI Foundation (IDF), Vice-President of the International Council for Scientific and Technical Information (ICSTI) and Co-Chair of the CODATA task group on data citation standards and practise. He is author of several articles and conference papers on the citation of data sets and the new challenges for libraries in dealing with such non-textual information objects.