- since 2005: ZAS, Berlin, group leader
- 2012-2013: Harvard University, visiting professor
- 2009-2010: Universität Wuppertal, visiting professor
- 2008-2009: Stanford University, visiting professor
- 2007: Habilitation in linguistics, University of Potsdam
- 2006-2007: University of Vienna, Austria, visiting professor
- 2004: University Potsdam, researcher
- 2003-2004: University of Connecticut, visiting scholar
- 2003: Habilitation in linguistics, University of Tübingen
- 2002-2003: University of Massachusetts, visiting scholar
- 2000: Massachusetts Institute of Technology, visiting scholar
- 1999-2002: Universität Tübingen, researcher
- 1998-1999: Kanda University of International Studies, Japan, postdoctoral fellow
- 1998: Ph.D. in linguistics, Massachusetts Institute of Technology
