And I completely agree, that's why I said I don't like to use arguments of authority, but two of them are not educated in harvard, they are heads of department

And I completely agree, that's why I said I don't like to use arguments of authority, but two of them are not educated in harvard, they are heads of departments and directors from harvard and john hopkins People educated in those fields with enough renown to claim those positions with a lot to lose for just writing that. And yes, while they can end being just wrong or spreading fearmongering information, they are the most trusted sources I found