by Ed Diener, 2014
Produced and Conducted by Michael B. Frisch
Ed Diener
World Authority on Happiness Research
Senior Research Scientist in the Gallup Institute for Global Well-Being
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by Ed Diener, 2014
Produced and Conducted by Michael B. Frisch
Ed Diener
World Authority on Happiness Research
Senior Research Scientist in the Gallup Institute for Global Well-Being