That data was collected in 2013 by a benign - looking personality prediction app, developed by Aleksandr Kogan, a Russian - American researcher and lecturer at the University of Cambridge. (zdnet.com)
The social network said that it had recently learned that CA had not deleted all of the personal data it had improperly obtained from millions of users, via a personality prediction app that used a Facebook login. (fastcompany.com)
The public scandal surrounding the data firm erupted in March when Canadian whistleblower Christopher Wylie, a 28 - year - old former analyst for the firm, revealed it had created psychological profiles of tens of millions of Facebook users via a personality prediction app. (france24.com)