Former Cambridge Analytica contractor Christopher Wylie told CNN that while at the company, he helped build a “psychological ... by the British firm, SCL Group — and, reportedly, in part ...

Members of each group received Facebook ads tailored to their group’s psychological profiles ... The Supporter Cambridge Analytica Description: Primarily conscientious on the OCEAN scale ...

Lawmakers are calling for Facebook CEO Mark Zuckerberg to testify in the wake of a massive data scandal centered around the political research company, Cambridge Analytica, and how it harvested ...

Much of Wylie's testimony re-hashed old allegations against Cambridge Analytica, which gained access to more than 80 million Facebook profiles without users' knowledge in an effort to build ...

Cambridge Analytica chose to target users that were "more prone to impulsive anger or conspiratorial thinking than average citizens." It used various methods, such as Facebook group posts ...