DLL knowledge reviews synthesize available research and extract lessons for practical use.
These include systematic reviews of the effectiveness of development interventions and other literature reviews, including on the nature and causes of development challenges.
For a full list of relevant systematic reviews, please see the 3ie Development Evidence Portal.

Literature review, 2021
Does aid work?

Literature review, 2020
Effects of interventions to reduce child marriage

Literature review, 2020
Female genital mutilation: Prevalence, drivers, and effects of interventions

Literature review, 2018
The role of agriculture in economic development, nutrition, and food security

Literature review, 2016