Background: Infectious disease outbreaks require decision makers to make rapid decisions under time pressure and situations of scientific uncertainty, and yet the role of evidence usage in these contexts is poorly understood. Aims and objectives: To define and contextualise the role of scientific evidence in the governance of infectious disease…

Because of their efficiency and ability to keep many other factors constant, twin studies have a special appeal for investigators. Just as with any teaching dataset, a "matched-sets" dataset used to illustrate a statistical model should be compelling, still relevant, and valid. Indeed, such a "model dataset" should meet the…

The COVID-19 crisis has led to widespread temporary school closures and a deep economic recession. School closures have threatened children's ability to learn and later return to school well prepared. The impact of the economic recession is going to be even more devastating: first for students, but also for the ability of some Catholic schools to…