MIT Technology Review: “The world first learned of Sophie Zhang in September 2020, when BuzzFeed News obtained and published highlights from an abridged version of her nearly 8,000-word exit memo from Facebook. Before she was fired, Zhang was officially employed as a low-level data scientist at the company. But she had become consumed by a task she deemed more important: finding and taking down fake accounts and likes that were being used to sway elections globally. Her memo revealed that she’d identified dozens of countries, including India, Mexico, Afghanistan, and South Korea, where this type of abuse was enabling politicians to mislead the public and gain power. It also revealed how little the company had done to mitigate the problem, despite Zhang’s repeated efforts to bring it to the attention of leadership…”