Martin Kulldorff, one of the authors of the Great Barrington Declaration, well known for saying the best way to deal with COVID-19 was just to get to herd immunity as quickly as possible. Oh, and Kulldorff and the Declaration happened to come out of American Institute for Economic Research. AEIR just happens to be... the source of the claim that one of their people is being de-platformed for spreading misinformation.