BRUSSELS - BELGIUM - 20 MAY 2010 -- Gallup's European Wellbeing Summit - Measuring the Emotional Economy in the 21st century -- From left the moderator Jacki Davis, Senior Advicer, European Policy Center, Jorma Karppinen, Director for Eurofound, and James K. Halter, Chief Scientist Workplace Management and Wellbeing at Gallup during a open debate at the summit. PHOTO: ERIK LUNTANG / INSPIRIT Photo.