…anything about the effectiveness of the vaccine, other than that it is less than 100% effective.  If 100% of the population were vaccinated, then all cases would be among the…

…manipulators on Facebook. Indeed, the effectiveness of Fox News and Newsmax has been greatly enhanced by social media. Social media is a great multiplier for disinformation and misinformation. A great…

…is it not probable that the true number of breakthrough infections has been greatly underestimated? And because of waning vaccine effectiveness, is the risk of breakthrough infections not likely a…

…or the effectiveness of masks or the benefits of using rapid tests that are less accurate than PCR tests.  And what most people want is simple rules to follow, not…

…mild or moderate illness (which can still really suck) the effectiveness declines significantly over six months. For many people, they don’t need to hear any more: here’s my shoulder, give…

…This is misleading in several ways.  First, the paper he links to is relevant to transmission, but (contra Boudreaux’s suggestion) it says nothing about the effectiveness of vaccines at reducing…

…effectiveness of vaccines “for much of the population”: The private benefit of the vaccination for the elderly holds up but rather than even acknowledge the rapidly fading risk/reward equation for…

…explained by this Coronavirus Graph of the Year: I thought sure that once the effectiveness of the vaccines was widely known, opposition and reluctance to taking them would sharply decline….

I have pointed out many times that libertarian critics of lockdowns and vaccine mandates often promote vaccine hesitancy by downplaying the effectiveness of vaccines and exaggerating their risks and the…

…This is not to say his social criticism is invalid. The problem is that the social criticism is wrapped in a myth of progress that neutralizes its effectiveness, at the…