Asset, activity and income diversification lie at the heart of livelihood strategies in rural Africa. This paper introduces a special issue on the topic “Income Diversification and Livelihoods in Rural Africa: Cause and Consequence of Change.” We concentrate on core conceptual issues that...

A revolution in food systems — food supply chains upstream from farms, to the food industry in the midstream segments of processing and wholesale and in the downstream segment of retail, then on to consumers — has been under way in the United States for more than a century and in developing...