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Currently: SPARC Europe Director of European Library Relations and Managing Director, DOAJ (Directory of Open Access Journals.
Past: Deputy Director, Acting Director, Technical Information Center of Denmark Technical University of Denmark (1992-2000), Director of Libraries at Lund University, Sweden (2001-2011).
President of the Danish Research Library Association 1992-1994 and 1st Vice-President of the Swedish Library Association 2005-2011.
Founder of the Directory of Open Access Journals (www.doaj.org), co-founder of OpenDoar, the Directory of Open Access Repositories, (www.opendoar.org) and co-founder of the Directory of Open Access Books (www.doabooks.org).
