Vaccines are one of the triumphs of modern medicine, relegating many once-fearsome diseases to the history books. Denying access to school has long been the best way to ensure that children get vaccinated, but carrying out any change in immunization policy means a lot of work for school officials. This article discusses the unity of several…

The AIDS pandemic raging across sub-Saharan Africa does not stop with personal carnage. It also threatens whole systems, including what is arguably the most critical for the region's future--education. Where rates of HIV infection are high, as they are in much of southern and eastern Africa, experts warn, the effects on social stability and…