This document provides an overview and analysis of child and maternal nutrition around the world. It discusses the large burden of undernutrition, with an estimated 195 million children under 5 suffering from stunting. The period from a woman's pregnancy through a child's second year is identified as being critically important for nutrition. Effective interventions to address undernutrition are also outlined, including breastfeeding, vitamin and mineral supplementation, and treatment of severe acute malnutrition. The report calls for urgent action to address undernutrition given its negative impacts on health, development, and poverty reduction goals.