Relying on contributions from the International Movement ATD Fourth World, this book deals with questions such as: What does it mean to live in poverty, and especially in extreme poverty? How can very poor people be reached through development projects? How can we assess whether projects succeed in changing the lives of the poorest individuals? In answering these questions, the emphasis is on exploring what type of knowledge is needed to fight extreme poverty. A key argument is that apart from academic knowledge, a concerted effort is needed to listen to the knowledge of poor people...