Hamersma discusses credible counterfactuals in Convivium article

Hamersma,-Sarah"If the problem is an unknowable counterfactual – and it always is! – then a study can provide solid, trustworthy results if it has developed a credible substitute," writes Sarah Hamersma, associate professor of public administration and international affairs. "If we want to know the effects of stay-at-home orders on COVID-19 case growth, the challenge is to use all of the available information to estimate what case growth would have been in the absence of stay-at-home orders." Read Hamersma's full article, "Countering Counter-Factual COVID Confusion," that was published in Convivium. 07/13/20