Lectures and research abroad Research stay at the Max-Planck-Institute in Luxembourg (Luxembourg) in 2018 Research stay in Vatican City in 2017 Research stays in Japan (Tokio, Osaka) in 2002 and 2017 Teaching activities at the University of Bergen / Norway since 2010 Research stays in Norway (Bergen, Oslo) in 2003, 2004, 2007 and 2008 Member of the "Working Group on Incapacitated Adults" of the Society for Advanced Legal Studies, London (2001/2002) Member of the "Expert Working Group on Financial Regulation" of the Society for Advanced Legal Studies, London (summer 1999 - spring 2000) Institute of Advanced Legal Studies of the University of London, England (focus of research: European civil law, procedural law and laws of conflict), various research stays since 1997