2005 - , Associate Editor, Chemistry and Physics of Lipids 1996 - , Professor, University of Iceland 2003 - 2005, Chairman of the Board, Lipidforum (Nordic forum for lipid research and technology 2004 - 2004, Visiting Professor, Helsinki University of Technology 1999 - 2002, Vice-rector, University of Iceland 1996 - 1998, Chairman of Division of Chemisty of the Faculty of Science, University of Iceland 1985 - 1996, Associate Professor, University of Iceland 1983 - 1985, Research and teaching, University of Iceland 1982 - 1983, Postdoctoral position, Ohio State University
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