The vast majority of Covid-19 anti-vaccine misinformation and conspiracy theories originated from just 12 people, a report by the Center for Countering Digital Hate (CCDH) cited by the White House this week found.CCDH, a UK/US non-profit and non-governmental organization, found in March that these 12 online personalities they dubbed the “disinformation dozen” have a combined following of 59 million people across multiple social media platforms, with Facebook having the largest impact. CCDH analyzed 812,000 Facebook posts and tweets and found 65% came from the disinformation dozen. Vivek Murthy, US surgeon general, and Joe Biden focused on misinformation around vaccines this...