Ed Diener, University of Illinois at Urbana-Champaign (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Ed Diener, University of Illinois at Urbana-Champaign

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University of Illinois professor emeritus of psychology Ed Diener, a senior scientist with the Gallup Organization, led a global study of happiness.

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Photo by L. Brian Stauffer, U. of I. News Bureau

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Photo may be used only with stories about the research described in the news release. Please credit: Photo by L. Brian Stauffer, U. of I. News Bureau.

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