Two years on from the launch of a pilot programme, more than 1.7 million doses of the world’s first malaria vaccine have been administered in Ghana, Kenya and Malawi, benefitting more than 650 000 children with additional malaria protection.The number of children reached in this relatively short period indicates strong community demand for the vaccine as well as the capacity of the countries’ child immunization programmes to deliver the vaccine on a novel schedule (4 doses up to about age 2 years).At a time when global progress in malaria control...