(Auswahl)
- 2015: Invited speaker at the 2nd Hungarian Positive Psychology Conference. Title of the presentation:” Happy Europe, Unhappy Hungarians?” Budapest, 29. April 2015.
- 2013: Invited plenary speaker at the Annual Conference of the Hungarian Economic Society, “Happiness in public policy”. Central European University, Budapest (Video in Hungarian)
- 2012: Invited speaker “European Conference on Measuring Well-Being and Fostering the Progress of Societies”, OECD, Paris
- 2010: Invited speaker, “European Wellbeing Summit”. Title of the presentation: “Monitoring well-being across Europe”. Gallup, Brussels,
- 2010: Invited speaker – “Economic Growth for Better Quality of Life in Europe”. Title of the presentation: “Connected: communities and happiness”. Brussels, Organized by Eurofound, the European Commission and the European Policy Centre (EPC)
- 3rd International Positive Psychology Summit – October 1, 2004, Washington D.C., USA, organized by the Gallup Organization
- 6. International Society for Quality-of-Life Studies (ISOQLS) Conference in Philadelphia 2004 (November 10-14, 2004: Philadelphia, USA)
- Capabilities and Happiness Conference – University of Milano – Bicocca, Milan, 16-18 June 2005
- „Policies for happiness“, University of Siena, Siena, 15-17 June 2007
- 9. ISQOLS Conference in Florence 2009 (July 19-23, 2009: Istituto degli Innocenti, Florence, Italy)
- 11. International Society for Quality-of-Life Studies (ISOQLS) Conference in Venice 2012 (November 1-4, 2012: Venice, Italy)