- Gothenburg - May 2022
- Online meeting - November 2020
- Online meeting - June 2020
- Rome - September 2019
- Hong Kong - May 2019
- Brussels - August 2018
- Warsaw - May 2018
- Girona - November 2017
- Tokyo - August 2017
- Riga - May 2017
- Verona - November 2016
- Antwerp - May 2015
- Santiago de Chile - November 2014
- Prague - August 2014
- Zurich - May 2014
- Luxembourg November 2013
- Buenos Aires - September 2013
- Helsinki - May 2013
- Montreal - November 2012
- Barcelona - August 2012
- Charleston - August 2010
- Parma - May 2010