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Born in Delmenhorst, Germany.
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Studied Mathematics and Chemistry in Marburg, Germany.
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Final exams for secondary school teachers followed by teaching at a secondary school in Wiesbaden, Germany.
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Teaching at the University of Hagen, Ph. D. and Habilitation (Statistics and Econometrics);
visiting professorships at universities in Kiev (Ukraine), Florianopolis (Brazil) und Neuquén (Argentina).
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National expert at the European Commission, European Statistical Office, Directorate "Employment and Social Statistics", in Luxembourg.
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Teaching again at the university of Hagen (since official retirement in July 2014 on a temporary basis).
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Research stay (one month) at the Korea National Open University, Seoul, as invited Fellow.
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International Association for Statistical Education, Deutsche Statistische Gesellschaft, International Advisory Board of the JINSE project (Japanese Inter-University Network for Statistics Education)
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