3ie ~ International Initiative for Impact Evaluation

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Improve Evaluation

Find resources and opportunities for training in impact evaluation

For 3ie, building the capacity to conduct a rigorous and influential impact evaluation is crucial for achieving the goal of better development outcomes and more effective policies.

New registry: RIDIE

The 3ie Registry of International Development Impact Evaluations (RIDIE) is a prospective registry of impact evaluations


Expert roster

The 3ie Expert Roster features over 300 impact evaluators. It can be filtered by sector and region of expertise.


Evidence Gap Maps

Evidence gap maps are an important tool for evidence-informed policies and strategic research prioritisation.


Working papers

3ie's working paper series covers conceptual issues, findings and experiences related to implementing impact evaluations.



Hosted by 3ie or other organisations, these events evoke vibrant debates on the use of evidence for efficient policy making.


Policy influence

3ie is committed to providing tools and resources to strengthen the capacity of researchers to engage in policy debate.


Useful resources

3ie's list of reference books, journals, articles & toolkits on topics related to impact evaluations and systematic reviews.


Photo © 3ie, J-PAL, Bangladesh; World Bank; Oxfam International