..................................Visits and Research on Leave

1979-80 Jena, November-May
1991 Stockholm, August
1992 Padua, March-May
1993 Rennes, July
1994 Bonn, September-October
1994 Padua, October-December
1995 Berlin, January-March
1995 Rennes, May-June
1995 Bruxelles, June
1996 Bonn, April
1996 Berlin, July-August
1997 Oslo, January
1997 Swansea, April
1997 Padua, June
1997 Helsinki, July-August
1997 Zurich, September
1998 Berlin, April
1998 Ulm, Mai
1998 Braunschweig, July-September
1998 Newcastle, Melbourne, December
1999 Braunschweig, February
1999 Copenhague, May
1999 Padua, July
1999 Tokyo, August
2000 Los-Angeles, April
2001 Bonn, February
2001 Stockholm, April
2001 Munich, July
2002 Jena, January
2002 Nagoya, Tokyo, March
2002 Munich, April-August
2002 Pisa, July
2003 Padua, February
2003 Kyoto, August-July
2004 Paris, February
2004 Kyoto, April -July
2005 Cambridge, January-April
2005 Kyoto, July
2005 Santjago, August
2006 Zurich, June
2007 Padua, April
2007 Helsinki, Mai
2008 Lisbon, February
2008 Boston, April
2008 Tokyo, June-August
2008 Munich, October
2009 Jena, February-March
2009 Osaka, August
2009 Helsinki, October
2010 Osaka, February
2010 Madrid, Mai
2010 Berlin, July
2010 Osaka, July
2011 Helsinki, April
2011 Boston, October
2012 Edmonton, April
2012 Munich, April
2012 Ulm, Mai
2013 Paris-Dauphine, April
2013 Jena, June
2013 Essen, July
2013 Moscow, September-December
2014 Moscow, March-July
2015 Moscow, February-July
2016 Tokyo, April-July
2016 Barcelona, September
2017 Lausanne, EPFL, January; May-June
2017 Singapore, NUS, April, October
2017 Hong Kong, September
2017 Sydney, November
2018 Hong Kong, October
2018 Singapore, NUS, October
2019 Hiroshima, November-December
2020 Rome, LUISS, September
2020 Freiburg, FRIAS, October-January 2021