Penn Researchers Use Facebook as a Psychology Tool
Penn Today
September 26, 2013
April 08, 2026
Penn researchers enrolled 75,000 Facebook users in a personality study, using the open vocabulary of their status updates to reveal personality traits — predicting gender 92% of the time and age within three years. The “open vocabulary” approach let social media data itself surface psychological patterns rather than relying on pre-selected word lists, laying groundwork for large-scale computational psychology. Featured: Lyle Ungar.