First gonna list the two papers of Kosinski in 2013 that generated lots of talking.
Private traits and attributes are predictable from digital records of human behavior (2013), by Michal Kosinski, David Stillwell, and Thore Graepel.
... Facebook Likes... predict a range of highly sensitive personal attributes including: sexual orientation, ethnicity, religious and political views, personality traits, intelligence, happiness, use of addictive substances, parental separation, age, and gender... dataset of over 58,000 volunteers...Manifestations of user personality in website choice and behaviour on online social networks (2013), Michal Kosinski et al.
... a sample of over 1/3 million users... their website choices and Facebook profile features, relates to their ... standard Five Factor Model personality questionnaire.Wait... DEVIANTART???
