Directly helping farmers in the developing world, and investing to develop the value chain (from seed, storage capacity, distribution networks, infrastructure and markets) may be the key to ending world hunger. If you are interested in the subject of world hunger, I heartily recommend the following book:
We believe that progress against hunger and poverty is possible in our lifetime. Our work in agriculture is guided by two principles – we focus on small farmers, and we make investments across the value chain – Bill Gates
