This guide provides a reliable and practical method for identifying the contribution an agency makes to changes to people's lives in the recovery period following disasters. It outlines 11 steps that take evaluators through designing quantitative and qualitative methods through to collecting field data and developing a narrative of evidence and change. The Contribution to Change tool encourages recognition of the efforts of the community itself, as well as the impact of other actors such as government or community-based groups.

As the number of people affected by disasters has...