• Since 2011 Professor of Linguistics/Language Didactics at the Faculty of Linguistics and Literary Studies at Bielefeld University
• 2010 DFG research project On the production of affectivity in live radio reports (own position)
• 2009-2011 Temporary professorships in Potsdam and Hildesheim
• 2009 post-doctoral habilitation; Venia legendi "German Linguistics"
• 10/2008-9/2009 Visiting professor at the FU Berlin
• 2003-2008 Research Assistant at the Department of German Studies at the University of Potsdam, Chair of Communication Theory; collaboration in the DFG projects "Türkendeutsch aus interaktional-linguistischer Perspektive" and "Die Prosodie des Türkendeutschen" at the University of Potsdam (Head: Prof. Dr Margret Selting)
• 2000-2003 WM in the DFG research project Discourse styles as linguistic socialisation at the University of Dortmund
• 1999-2000 Assessment trainer and teacher for German as a second language (GFBM e.v.).
• 1999 Doctorate/Phd studies at the Department of Linguistics at the University of Hamburg
• 1986-1994 Studied German and Philosophy with additional studies in German as a Foreign Language at the FU Berlin and University College London (UCL)

Visiting researcher

• 2016 CLIC (Center for Interaction, Language and Culture) at UCLA, USA (winter term)
• 2007 University of York, Department of Languages and Linguistic Sciences, UK (spring term)

Reviewer activities
Peer-reviewed Journals: Classroom Discourse; Frontiers in Psychology; Research on Language and Social Interaction (ROLSI); Interaction Studies; Zeitschrift für Qualitative Forschung; Learning, Culture and Social Interaction; Research on Children and Social Interaction (ROCSI); Herausforderung Lehrer_innenbildung (HLZ)

Research organisations: German Research Foundation (DFG), The Netherlands Organisation for Scientific Research (NWO), Leibniz Society; Swiss National Science Foundation (SNF)