Strategic Impact Evaluation and Learning (SIEL)

In this image:An in-depth interview conducted by an IPA Myanmar enumerator. © 2022 IPA Myanmar
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Logos in a row of SIEL, FCDO, IPA, and J-PAL


The SIEL program is a six-year learning partnership between the UK's Foreign, Commonwealth and Development Office’s (FCDO) Evaluation Unit, Innovations for Poverty Action (IPA), and the Abdul Latif Jameel Poverty Action Lab (J-PAL). Running from 2024 to 2030, SIEL provides funding, resources, and technical capacity to help make FCDO's global programs and policies more effective by generating evidence-based insights through impact evaluations.

SIEL will generate evidence in four strategic areas: Growth, Humanitarian Assistance, Climate and Nature, and Conflict and Fragility, with cross-cutting themes on women and girls, technology and innovation, and migration.

News & Events

Call for Expressions of Interest (EOI) | Round III


The Strategic Impact Evaluation and Learning (SIEL) Program is pleased to launch its third Call for Expressions of Interest (EOI) to fund rigorous impact evaluations of FCDO activities, long-term follow-ups, nimble evaluations, pilot studies, and adaptive management support. Through this process, FCDO teams can secure funding to assess the impact of their interventions and explore the effectiveness of different delivery approaches.

SIEL will focus on four strategic areas: humanitarian assistance, growth, climate and nature, and conflict and fragility. All FCDO staff are eligible to apply for impact evaluation funding and support through SIEL via semi-annual calls for Expressions of Interest.

EOIs are due on Wednesday 30 September 2026 via this Microsoft Form. For more information about the application process, please visit the Strategic Impact Evaluation and Learning folder, under L. Evaluation in the EED library (open). If you are unable to access the folder or have any other questions, please reach out to our Help Desk at siel@poverty-action.org.


How can SIEL help FCDO staff generate insights?

Read our Learning Agendas

SIEL's learning agendas were developed in consultation with FCDO staff and thematic experts to outline critical evidence gaps in SIEL's four strategic areas to spark robust impact evaluations of FCDO interventions through a centralized process. This is intended to guide future evaluation of FCDO interventions and to target research to understudied areas with high potential to inform FCDO’s work moving forward.

Photo of a refugee camp in Bangladesh. Credit: Sebastian Chaskel

Humanitarian Learning Agenda

Given the rising need for effective humanitarian programs, it is important that existing evidence gaps are filled to best deliver on core objectives: 1) prioritizing humanitarian assistance to people in greatest need, 2) protecting the people most at risk, and 3) preventing and anticipating future shocks and building resilience.

A factory seen from a distance from a field in Kenya

Growth Learning Agenda

Despite significant investments in promoting economic growth, large evidence gaps persist across key areas that hinder effective policymaking and program implementation. These gaps span five key categories: 1) trade and market access for firms and workers; 2) government, regulation, and political economy; 3) access to capital; 4) entrepreneurship, business, and workforce development; and 5) green and sustainable growth.

A man walking outside a space for community dialogue in Kigali, Rwanda. © 2016 Shutterstock / The Road Provides

Conflict & Fragility Learning Agenda

While the body of impact evaluations on effective strategies for preventing and responding to conflict and the drivers of instability has grown in recent years, important evidence gaps remain. These gaps are organized around four key categories: 1) anticipating and preventing conflict before it erupts; 2) ending conflict and building peace; 3) increasing stability in fragile settings; and 4) responding to emerging state security threats, including transnational and organized crime and violent and religious extremism.

A photo taken during an IPA study on deforestation in Uganda. © 2015 Megan Kearns

Climate & Nature Learning Agenda

Transformative global action is needed to address the interlinked and existential challenges of climate and nature. Impact evaluations can help identify the most effective interventions, ensuring that climate and nature strategies are grounded in robust evidence. Nearly all areas of FCDO’s work can incorporate a climate or environmental perspective, underscoring the need for targeted evidence to advance this agenda. This learning agenda organizes sample research questions into three key themes: adaptation, mitigation, and nature.



Apply for funding and support for evaluations

SIEL provides funding for a range of evaluation methods to assess FCDO’s programs and policies. FCDO staff are invited to apply for SIEL-funded research through a process coordinated by IPA, in consultation with FCDO’s Evaluation Unit.

FCDO teams can get tailored support from IPA and J-PAL staff as well as academic researchers to identify promising opportunities for evaluations.

What evaluation methods does SIEL support?

SIEL specializes in evaluations that use experimental or quasi-experimental methods to assess causal impact. Proposals are solicited through an Expression of Interest process for four research types:

Icon in white on dark blue circular background of three people standing in a groupQuantitative Impact Evaluations
These determine the causal impact and cost-effectiveness of interventions by comparing randomly assigned groups, generating high-confidence insights. Impact evaluations can answer questions such as: How effective was this program? Who benefited most? Which components of the program worked or did not?
Icon in white on dark blue circular background of a magnifying glass on the right next to three connected circles stacked vertically on the left - the top two circles contain checkmarks and the third circle on the bottom contains an ellipsisLong-Term Follow-Ups
To capture the sustained impact of FCDO-funded interventions, and potential unintended consequences (positive or negative) of an intervention that may only become apparent over time, long-term follow-ups provide insights into the enduring effects of a program beyond initial outcomes.
Icon in white on dark blue circular background of a clipboard with three listed items, two with checkmarks and one with an x-mark, overlapped in front on the right by a speech bubble containing lines of textNimble Evaluations
Quick, cost-effective randomized controlled trials (RCTs) that generally focus on outputs and shorter-term outcomes, nimble evaluations typically address operational questions (e.g. take-up, enrollment) and can leverage administrative data to reduce time and cost. For example, what is the most effective method for enrolling people in a training program? Which product features encourage farmers to buy rainfall insurance?
Icon in white on a blue circular background of a rocket launching in front of a sheet of paper with lines of text on itPilot Studies
Pilot studies are small-scale, exploratory studies focused on answering specific learning questions. These studies require substantial upfront design and implementation investments to refine interventions before scaling to a full impact evaluation. This stage may involve trial-and-error piloting, A/B testing, and qualitative or quantitative data collection to shape the intervention or refine learning questions.


Applicants will also have access to adaptive management support from the SIEL program. This support focuses on helping teams use data and learning to refine program design and delivery in real time, largely through technical assistance for right-fit MEL activities, short learning cycles, or decision-focused workshops, and can sit alongside other evaluation activities where appropriate.

Please note that we are only able to support evaluations which fit one or more of the above types through SIEL. Such evaluations require the beneficiaries of an intervention to be clearly identifiable, and a comparison or ‘control’ group to be identified, which would not be affected by the intervention.

Impact Evaluation FAQs

    When is the best time to evaluate a program?

    Evaluations are ideally designed during the program design phase to make sure the evaluation is fully integrated into program planning from the start. However, ongoing or recently launched programs can potentially be evaluated if it remains feasible to establish a valid counterfactual or comparison group. For programs in their final stages (ending within 6 months), opportunities may be limited since comparison groups are typically easier to establish from the outset. 

    How will the evaluation results be used?

    Generating high-quality evidence is only part of the equation—making sure that evidence is effectively used is just as crucial. SIEL will work closely with FCDO teams to help them interpret and apply the evidence in their work, and support the dissemination of findings across FCDO and beyond. This will strengthen knowledge management and organizational learning within FCDO and help deliver more impactful and sustainable programs and policies.

    Where can I find examples of impact evaluations to get inspiration for my work?

    We recommend the ‘Evidence snapshots’ in SIEL’s learning agendas, which summarize lessons from recent impact evaluations. Other options are IPA's Impact Highlights, J-PAL’s policy publications, and the 3ie Development Evidence Portal. Please also see below for some FCDO projects SIEL is already evaluating.

SIEL Funded Projects

Remote Learning and Cash Transfers to Improve Child Well-being During Climate Shocks: Evaluating the CREST Program in Kenya

In collaboration with the International Rescue Committee and ARC Ltd, researchers are conducting a randomized evaluation in Kenya to measure whether phone-based learning and cash transfers lead to learning continuity and improve child well-being during climate shocks.

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Behavioral Interventions in Social Protection Programs: Evidence on Long-Term Savings and Livelihoods in Ghana

Researchers are conducting a three-year follow-up study of an evaluation that measured whether light-touch behavioural interventions could enhance the impact of the Ghana Productive Safety Net Project’s Complementary Livelihood and Asset Support Scheme (CLASS), a productive inclusion program for the lowest-income households in Ghana.

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Innovations for Poverty Action logo in white and green on black background, without word-mark

Institutional Beliefs, Civil Registration, and Service Delivery in Federal Nepal

In collaboration with the UN Population Fund, researchers are conducting a randomized evaluation in Nepal to increase the uptake of a digital registration system meant to improve service delivery and social protection.

Read More
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Participate in one of our Impact Evaluation training opportunities

SIEL isn’t just about producing evidence; it’s about supporting FCDO staff to use that evidence effectively. SIEL provides tailored training sessions that are open to all FCDO staff and cater to different levels of experience with impact evaluations. From beginner to advanced sessions on managing complex evaluations, these training sessions are designed to build capacity to commission, understand, and use evaluation results in decision-making.

If you are FCDO staff and interested in participating in a training, you can fill in this MS Forms to be added to the SIEL mailing list, where we announce any upcoming training opportunities and other SIEL-related news. Training opportunities will also be communicated by the Evaluation Unit, as well as announced on this website.


How to get involved

If you are FCDO staff and are looking to enhance your evaluation skills, use evidence for program design, fund a new research project, or collaborate with top researchers, SIEL offers the tools and support you need to drive impactful change.

For more information about SIEL, please email the SIEL team at siel@poverty-action.org. If you'd like to stay up-to-date on the SIEL program, including notifications about new calls for EOIs, upcoming training opportunities, and information sessions, fill out this MS form and we’ll add you to our mailing list.

Our team

Innovations for Poverty Action (IPA)

Evaluations, support, and overall program management

Research uptake and dissemination

Adaptive management support

The Abdul Latif Jameel Poverty Action Lab (J-PAL)

Capacity strengthening

Learning agendas

Foreign Commonwealth and Development Office (FCDO)

  • Jonathan Stern, Impact Evaluation Advisor, Evaluation Unit