This chapter introduces the main themes and aims of the book. It outlines the connection between development, food, and communication as a framework for a critical approach to sustainable development that is informed by the knowledge and voice of the people at the grassroots level. In this framework, development is recognized as a multidimensional, complex, and culturally embedded process; food signals the linking environmental and socio-economic aspects of sustainable development; and communication can help unearth the less visible routes through which people’s knowledge and wisdom can inform theories and practices of sustainability. The core ideas of this book are explored through the experience of a farming community in the district of Wayanad, in the Indian state of Kerala, which is also introduced in this chapter.