2012
Society for Investigative Journalism (VVOJ); annual conference, Antwerp, Belgium. Website
2011
Society for Investigative Journalism (VVOJ); annual conference, Eindhoven. Website
2010
Annual Conference on Investigative Journalism, Ghent, Belgium.
14th National Congress STI*HIV*Sex, Amsterdam.
2009
5th Spain Italy Netherlands Meeting on Game Theory, Amsterdam.
European Association of Environmental and Resource Economists, annual meeting, Amsterdam.
Annual Conference on Investigative Journalism, Utrecht.
Chemical industry top executives meeting, Dusseldorf, Germany.
2008
4th European Congress of Psychomotricity, “Crossing Borders”, Amsterdam.
24th EGOS Colloquium, Amsterdam.
Corporate global strategy meeting; senior management – chemical industry, Dusseldorf, Germany.
Annual Conference on Investigative Journalism, Brussels, Belgium.