Writing in the Bill & Melinda Gates Foundation’s “Impatient Optimists” blog, Shawn Baker, interim director of nutrition at the Gates Foundation; Mariam Claeson, interim director of maternal, newborn, and child health on the foundation’s Family Health team; and Werner Schultink, chief of nutrition at UNICEF, discuss the importance of breastfeeding for infant health and why breastfeeding rates remain low worldwide. “…Why has investment in breastfeeding programs remained so low, despite its powerful contribution to child survival, growth and development? What can be done to rally political will for this priority? In one word: leadership…” (2/17).