This year’s report looks at the changes in happiness levels in 158 countries, and examines the reasons behind the statistics. The World Happiness Report 2015 also comes in advance of three high-level negotiations that will give world leaders the opportunity to reshape the global agenda and move the world towards a sustainable development agenda that includes well-being as an essential element.

Report editors:

John F. Helliwell, Richard Layard, and Jeffrey D. Sachs

Chapters and their authors:

• Chapter 1: Setting the Stage
  Authors: John F. Helliwell, Richard Layard, and Jeffrey Sachs
• Chapter 2: The Geography of World Happiness
  John F. Helliwell, Haifang Huang and Shun Wang
• Chapter 3: How Does Subjective Well-being Vary Around the World by Gender and Age?
  Nicole Fortin, John F. Helliwell, and Shun Wang
• Chapter 4: How to Make Policy When Happiness is the Goal
  Richard Layard and Gus O’Donnell
• Chapter 5: Neuroscience of Happiness
  Richard J. Davidson and Brianna S. Schuyler
• Chapter 6: Healthy Young Minds: Transforming the Mental Health of Children
  Richard Layard and Ann Hagell
• Chapter 7: Human Values, Civil Economy, and Subjective Well-being
  Leonardo Becchetti, Luigino Bruni and Stefano Zamagni
• Chapter 8: Investing in Social Capital
  Jeffrey Sachs