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Jessica Kiessel

by Annie Duflo & Jessica Kiessel Annie and Jessica (Innovations for Poverty Action) presented on a large-scale evaluation of the Ghana Government’s Teacher Community Assistant Initiative (TCAI), a program that targeted instruction programs on the learning outcomes of the lowest-performing primary school students in Ghana’s public schools. IPA partnered with Ghana Education Services, Ghana National Association of […]

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Alice Wuermli

227 studies later, what actually works to improve learning in developing countries? re-posted from: Development Impact (a World Bank Blog) BY DAVID EVANS Yesterday we talked about some of the limitations in systematic reviews of educational research, and how many of the reviews have – on the face of them – varying recommendations. The main […]

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Alice Wuermli

How standard is a standard deviation? A cautionary note on using SDs to compare across impact evaluations in education re-posted from: Development Impact (a World Bank Blog) Guest post by Abhijeet Singh Last week on this blog, David wondered whether we should give up on using SDs for comparing effect sizes across impact evaluations. I […]

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Alice Wuermli

All those external validity issues with impacts? They apply to costs too!   re-posted from: Development Impact (a World Bank Blog)   Bloggers here at Development Impact have written about “external validity” on a number of occasions (see here and here and here and, well, the list goes on). In short, how well will the effectiveness of an intervention in one place […]

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Alice Wuermli

Richard Murnane & Alejandro J. Ganimian   NBER Working Paper No. 20284, issued in July 2014   ABSTRACT: This paper describes four lessons derived from 115 rigorous impact evaluations of educational initiatives in 33 low- and middle-income countries. First, reducing the costs of going to school and providing alternatives to traditional public schools increase attendance […]