Water, sanitation, and hygiene can have a profound effect on health and nutrition. A growing base of evidence on the link between sanitation, child height, and well-being has come at an opportune time, when the issue of sanitation and nutrition in developing countries has moved to the top of the post-2015 development agenda.

How can family farmers best contribute to their country’s agriculture needs as well as broader development goals? First, we should determine which farmers can be profitable and assist them in doing so. Second, for those who aren’t profitable, we need to help them shift to other economic pursuits.

A series of high-profile food-related scares around the globe has drawn attention to the issue of food safety and other health risks associated with agriculture. Because the scope of the problem is different at different levels of economic development, we need nuanced policy options to promote safer food production systems worldwide.