The global development community is teeming with different ideas and interventions to improve the lives of the world's poorest people. Whether these succeed in having a transformative impact depends not just on their individual brilliance but on whether they can be brought to a scale where they reach millions of poor people.

"Getting to Scale" explores what it takes to expand the reach of development solutions beyond an individual village or pilot program so they serve poor people everywhere. Each chapter documents one or more contemporary case studies, which together provide a body of...

Viewed from a global scale, steady progress has been made in reducing extreme povertydefined by the $1.25-a-day poverty lineover the past three decades. This success has sparked renewed enthusiasm about the possibility of eradicating extreme poverty within a generation. However, progress is expected to become more difficult, and slower, over time. This book will examine three central changes that need to be overcome in traveling the last mile: breaking cycles of conflict, supporting inclusive growth, and managing shocks and risks. By uncovering new evidence and identifying new ideas and...