https://www.theguardian.com/technology/2018/jun/19/aleksandr-kogan-facebook-cambridge-analytica-senate-testimony

Aleksandr Kogan, who harvested Facebook profiles, dismisses idea as ‘science fiction’ during Senate hearing

The academic researcher who harvested personal data from Facebook for a political consultancy firm said Tuesday that the idea the data was useful in swaying voters’ decisions was “science fiction”.