Personality, Gender, and Age in the Language of Social Media: The Open-Vocabulary Approach Schwartz, H. Andrew ; Eichstaedt, Johannes C. ; Kern, Margaret L. ; Dziurzynski, Lukasz ; Ramones, Stephanie M. ; Agrawal, Megha ; Shah, Achal ; Kosinski, Michal ; Stillwell, David ; Seligman, Martin E. P. ; Ungar, Lyle H. Abstract Publication: PLoS ONE Pub Date: September 2013 DOI: 10.1371/journal.pone.0073791 Bibcode: 2013PLoSO...873791S