At the Open Workshop “Socio-Environmental Dynamics over the Last 12,000 Years: The Creation of Landscapes III” for the Session 15 “The Archaeology of Pollution”, University of Kiel (Germany), "Salt, fire, cress and fennel - how to create pollution"

"Entering a New World, the early Neolithic of SE-Europe"

Think-tank of the Excellence-Cluster topoi (Universities of Berlin), key topic group „identities“ (2013)

"Archaeological Taphonomy". Lecture at the Archaeological Centre Bobalţ of the University Cluj-Napoca (Romania)

Editorial Board of the Series "Critical Archaeology: Research and Science/Kritische Archäologie: Forschung und Wissenschaft", LIT-Verlag Münster since 2012

Editorial Board of Offa "Proceedings of the Prehistoric Museum at Kiel", major German prehistoric periodical

Commission 1 – historiography, of the UISPP since 2012

German Archaeological Institute, Eurasienabteilung, Berlin, Pergamonmuseum, 2-3 December 2011, Tehran 50. Archaeology and the practice of identity modelling in Iran and Germany in the light of coeval international relations. Sektion 1: Constructing identities: How can identities be reconstructed from the archaeological record? Lecture: Modern Ethnic identities as models for prehistoric identities?

International Conference on "Emergence of Bronze Age Societies - a Global Perspective", Baoji (China), paper on "Copper, pale-ore and copper alloys in Central Europe - who needs this stuff anyway?"

Between Memory-Sites and Memory networks. International Conference of the Excellence Cluster Topoi, Cross sectional group V, Space and collective identities, organised together with Reinhard Bernbeck, Seminar für Vorderasiatische Altertumskunde, Freie Universität Berlin, 23-24.5.2011, FU Berlin (Germany). Lecture on Appropriation or destruction of memory? Bell beaker "re-use" of older sites