Half the world's population is now urbanised and cities are assuming a larger role in debates about the security and sustainability of the global food system. Hence, planning for sustainable food production and consumption is becoming an increasingly important issue for planners, policymakers, designers, farmers, suppliers, activists, business and scientists alike. The rapid growth of the food planning movement owes much to the unique multi-functional character of food systems. In the wider contexts of global climate change, resource depletion, a burgeoning world population, competing food...