News outlets look back at the biggest global health and development stories of 2013. Lancet correspondent Tim Dehnel highlights challenges that arose this year in the global polio response, the emergence of Middle East respiratory syndrome (MERS), the emergence of the H7N9 strain of bird flu in China, and advances in the fight against AIDS, among other stories (12/21). GlobalPost’s “Global Pulse” blog focuses on global child health developments in 2013, highlighting UNICEF’s annual report on child mortality published in September, which found “child deaths have declined by nearly 50 percent since 1990,” growing momentum in the global “Committing to Child Survival: A Promise Renewed” initiative, and the unveiling of “a low-cost vaccine against the most common and lethal form of diarrhea” in India, among other stories (Stuart, 12/20). And Devex discusses the global response to climate change, emerging trends and transitions in development aid, and reforms within the World Bank, among other developments (Rosenkranz, 12/19).