UPDATE 4.5.18: I originally reported Facebook provided Russian American professor Aleksandr Kogan with data on 57 million friendships between 2013 and 2015. Facebook now claims Kogan and Cambridge Analytica gained access to data from as many as 87 million Facebook users. Most people are aware something bad happened with Facebook last week. Today, Sunday, March 25th, Facebook took … Continue reading Understanding Facebook and Psychographics →