Journal of Personality and Social Psychology (2015) - Comment
pubmed: 25365036  doi: 10.1037/pspp0000020  issn: 1939-1315  issn: 0022-3514 

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Gregory Park, H. Andrew Schwartz, Johannes C. Eichstaedt, Margaret L. Kern, Michal Kosinski, David J. Stillwell, Lyle H. Ungar, Martin E. P. Seligman