Blogs

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Making AI work: Practical applications in impact evaluation

In this blog, we highlight several examples from 3ie’s work that demonstrate how AI can help unlock new sources and types of data, strengthen evaluation design, analyze larger volumes of data than ever before, and do it faster and more cost-effectively. Ultimately, AI can free up valuable researcher time to imagine more ambitious evaluations and perhaps bring us closer to solving key…

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OECD panel

Evidence in a fragmented world: some reflections

Aid has always been shaped by donor interests, but development cooperation is now becoming more overtly interest-driven. Can development outcomes survive inside that new framing? In this blog, I highlight three key points and two boldish ideas I covered in my remarks at the recently-held OECD Conference on the Future of Development Cooperation.

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DEP SDG portal

3ie’s Development Evidence Portal: Value for money in a time of resource uncertainty

To respond to a rapidly-changing global context, the evaluation community needs to adapt its methods and approaches, according to an expert panel assembled by the World Bank’s Independent Evaluation Group (IEG).

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For Illustrative purpose only
22 September 2026
Sebastian Martinez
Sebastian Martinez +
 

Preschool helped children in Mozambique. Do the benefits persist into adulthood?

Earlier this year, I returned to Mozambique to follow up on an impact evaluation that we started almost 20 years ago to measure the effects of community-based preschool. Then, we found that it helped…
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For Illustrative purpose only
31 August 2026
Paul-Thissen
Paul Thissen +
 

Closing the loop: Bringing evaluation findings back to communities in Sierra Leone and Guinea

In far too many evaluations, the end of data collection is the last time that community members hear from the research team. Research participants generally don’t find out the results of the studies…
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Asking the right question: evidence, method, and what the RCT debate is missing
06 July 2026
Esteban J Quiñones
Esteban J Quiñones
Marie Gaarder
Marie Gaarder
Thomas Kelly
Thomas Kelly +
 

Asking the right question: evidence, method, and what the RCT debate is missing

The wrong fight: moving beyond the RCT wars toward rigorous learningA response to Todd Moss and Dean KarlanTodd Moss and Dean Karlan are relitigating a familiar argument. The short version is that…
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For Illustrative purpose only
30 June 2026
Sanghwa Lee
Sanghwa Lee
Maria Daniela Anda Leon
Maria Daniela Anda Leon
Pierre Marion
Pierre Marion
Shannon Shisler
Shannon Shisler
Carolyn Huang
Carolyn Huang
Anil Thota
Anil Thota 3+
 

Addressing irregular migration: Insights from 3ie’s latest evidence synthesis

3ie has updated its 2023 Evidence Gap Map (EGM) on interventions aiming to address the root causes and drivers of irregular migration. The updated map, released in early 2026, now covers 105 impact…
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For Illustrative purpose only
11 June 2026
Marie Gaarder
Marie Gaarder +
 

The missing middle: why connecting evidence systems to decision systems is key

The development sector has never had access to more evidence. Decades of impact evaluations, systematic reviews, evidence gap maps, and data systems have produced a substantial body of knowledge (see…
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