The data firm Cambridge Analytica, which is funded by the Mercer family, claims to have collected the “psychological profiles of over 200 million American voters,” Democracy Now! reported based on New Yorker reporter Jane Mayer’s latest work.

The Mercer family also has stakes in Breitbart, and placed former Breitbart executive and current White House Chief Strategist Steve Bannon on the firm’s board. Cambridge Analytics was hired by President Donald Trump’s campaign last year in an effort to reach specific targeted audiences for votes — what some described as an online “voter suppression operation.”

Mayer joined Democracy Now! to discuss the significance of the firm, and specifically what it means for Cambridge Analytica to be working with Bannon.

The Mercer family “basically invested heavily in building an — it’s an offshoot of an existing English company called Strategic Communication Laboratories,” said Mayer.

She explained, “The British company [Strategic Communication] had been involved in psychological warfare operations for militaries and international elections and kind of some pretty interesting and sneaky-seeming things, which raised a lot of eyebrows when its offshoot was purchased, basically, […]