Cambridge Analytica whistleblower Christopher Wylie warns that Facebook targeting threatens free speech
https://www.washingtonpost.com/news/the-switch/wp/2018/06/19/cambridge-analytica-whistleblower-christopher-wylie-warns-that-facebook-targeting-threatens-free-speech/
Christopher Wylie warned that unchecked data collection and targeting on social media threaten Web users’ privacy — and the healthy functioning of democracy.