2019, November, Liverpool (EB 7th, AGM 8th)

2019, May, Haarlem (Educational Board)

2018, September 6th, Winterthur

2018, April Haarlem, (SC Board)

2017, November, Rovinj

2017, March, Haarlem

2016, November, Padua

2016, March, Owthorpe,

2015, November, Brussels

2015, March, Haarlem

2014, November, Berlin

2014, March, Haarlem

2013, November 13th, Bordeaux

2013, September, Jerusalem

2012, December 14th, London

2012, Oktober 13th, Bratislava

2011, September 5th , Copenhagen

2010, November 26th, London

2010, June 2nd, Haarlem

2009, November 27th, London

2009, May 27th, Prague

2008, November 28th, London

2008, May 28th, Prague

2007, November 30th, London

2007, May 30th, Prague

2006, December 1st, London

2006, June 8th, Leipzig

2005, September 10th, Balcombe

2005, June 16th, Prague

2004, November 19th-20th, Owthorpe