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  • Secretary General of the International Association of Egyptologists
  • Full member of the German Archaeological Institute
  • Member of scientific advisory board of the the Cairo division of the German Archaeological Institute
  • Speaker of the Association of archaeological institutions in Cologne and Bonn
  • Deputy speaker of the Research Training Group 1878 “Archaeology of premodern economies”
  • Member of the advisory board of the Competence Area IV, University of Cologne
  • Member of the steering committee of the Friends of Egyptology in Cologne “Uschebti e.V.”