“Her story reveals that it is really pure luck that we now know so much about how Facebook enables election interference globally. Zhang was not just the only person fighting an entire swath of political manipulation, it also wasn’t her job. She had discovered the problem because of a unique confluence of skills and passion, then taken it upon herself, driven by an extraordinary sense of moral responsibility. To regulators around the world considering how to rein in the company, this should be a wakeup call.”