Latest blogs

Using evidence in decision-making: Moving from commitment to practice by distinguishing evidence from any old data

The importance of evidence for decision-making is widely acknowledged, and an increasing number of organizations are stating this officially. This type of organizational signaling can be an important lever for improving the culture of evidence use. At the same time, acknowledging the importance of evidence is just the beginning; it does not entail any specific decision, action, or behavior.

Open technical questions in geospatial impact evaluations and why they matter

Geospatial impact evaluations offer deeper insights but also come with their unique set of challenges. As part of the GeoField community of practice, we are finding ways to unpack and address these by collaborating with individuals and organizations working across sectors. To that end, 3ie, AidData, and DevGlobal recently co-hosted a workshop with GIS experts to address key issues and best practices in response to technical questions received from participants before and during the session.

State of the evidence on SDGs: Five key takeaways and reflections

As we crossed the halfway point of the 2030 Agenda for Sustainable Development, we examined the state of the evidence for all 17 Sustainable Development Goals (SDGs). Joining forces with DEval* – and with funding from the German Federal Ministry for Economic Cooperation and Development (BMZ) – we did a deep dive into the effectiveness evidence in our Development Evidence Portal (DEP) to unpack the trends and themes across SDGs.

Generative artificial intelligence: Addressing five common misconceptions

You’ve probably heard or read about generative artificial intelligence (Gen AI) and its revolutionary potential. Having productive conversations with a chatbot, something that was painful (at best) until a few years ago, has now become easier because of Gen AI models that can generate coherent, meaningful output in a matter of seconds.

New 3ie handbook for measuring cost-effectiveness in impact evaluation

Leaders and practitioners across the international development space have emphasized, re-emphasized, and re-re-emphasized the importance of integrating rigorous costing in

Recent and fast-growing evidence on sustainable energy interventions, but gaps remain

Progress towards achieving Sustainable Development Goal (SDG) 7 – to ensure universal access to energy and clean cooking, the adoption of renewables and an increase in energy efficiency – has been mixed. While electricity access has improved in select countries, clean cooking remains a prevalent issue for one in three people globally.

3ie's living Food Systems Evidence and Gap Map: Now expanded with social assistance and social insurance interventions

Our latest update of the living food systems evidence and gap map (E&GM) focuses on the addition of multiple new social assistance and social insurance intervention categories that we added to the map for the first time.

A roadmap for more TRIPS on the evidence journey

In October 2023, 3ie created the Global Evidence Commitment, a statement signed by seven leading international development institutions to date to improve their organizational use of rigorous evidence in decision-making. Today, we offer thoughts on the levers these and likeminded organizations can use to improve their culture of evidence use. We call this the TRIPS Framework.

Assessing the effectiveness of food security and nutrition interventions on gender transformative outcomes

In 2023, 735 million individuals worldwide experienced hunger, and 258 million people across 58 countries and territories faced acute food insecurity at crisis or worse levels. With 60% of them comprising women, the gender gap in food insecurity continues to widen.

How should evaluators respond to a changing global landscape? Ideas from the World Bank IEG's expert panel

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).


Evidence Matters is 3ie’s blog. It primarily features contributions from staff and board members. Guest blogs are by invitation.

3ie publishes blogs in the form received from the authors. Any errors or omissions are the sole responsibility of the authors. Views expressed are their own and do not represent the opinions of 3ie, its board of commissioners or supporters.