A lack of sufficient nutrients in the diet is responsible for around 2.6 million deaths of children per year, the largest killer of children in the world. Those children that do survive will be stunted in their physical growth and mental development, which can not only cause health problems but will detrimentally impact their education and earning potential for the rest of their lives. This is a risk faced by some 165 million children across the world.

This year, high-level decision makers will come together on 8^th June for a Hunger summit, hosted by David Cameron, ahead of this year’s G8, and nutrition will likely be on the agenda. But what action can leaders, donors and people on the ground take to tackle undernutrition?

The Montpellier Panel, in their 2011 briefing paper on Scaling Up Nutrition, outlined the urgent need for children to receive adequate nutrition in…