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Sharnic Djaker

Sharnic Djaker

Research Scientist

Sharnic Djaker is a Research Scientist at the What Works Hub for Global Education at the Blavatnik School of Government and an Associate Member of St Antony’s College. His research centers on persuasion and information design, exploring how carefully crafted informational interventions influence decision-making and behaviour. Drawing on his training in psychology and economics, Sharnic examines how the strategic allocation and framing of information – grounded in Bayesian persuasion principles – affects decision-making across various contexts. His current work applies these insights to education, focusing on how tailored information can guide students, teachers and policymakers to improve learning outcomes in disadvantaged settings. At the What Works Hub for Global Education, Sharnic serves as a co-Principal Investigator, collaborating with the Academic Director to design and scale research studies using A/B testing and adaptive experimental approaches.

Sharnic holds a PhD in Applied Psychology with a concentration in Economics from New York University (NYU), where he also earned an MPhil. He also holds a BSc in Economics from Shiv Nadar University and a Master’s from University College London (UCL). Before his doctoral studies, he was a Research Associate at J-PAL South Asia. He has consulted for organisations such as the World Bank, the Jacobs Foundation, J-PAL South Asia and the International Institute of Impact Evaluation (3ie), contributing to research on education systems, learning losses and behavioural responses to information.

Related resources

Working paper

Enhancing teacher productivity with information on students and skills: experimental evidence from Bangladesh
21 October 2026

Sharnic Djaker, Alejandro J. Ganimian, Noam Angrist and Shwetlena Sabarwal

Bangladesh, Implementation science
Teachers may fail to address learning gaps because they do not know which students and skills need support. The authors of this working paper evaluate an intervention that provided Grade-6 math teachers in Bangladesh with results from two brief tests, reports identifying topics and students in need of support, and an annotated answer key. Read more

Journal article

An agenda for implementation science in education 
10 September 2026

Noam Angrist, Tahir Andrabi, Stefan Dercon, Sharnic Djaker, James Habyarimana, Michelle Kaffenberger, Clare Leaver, Akshay Mangla, Nompumelelo Mohohlwane and Abhijeet Singh

Implementation science
Researchers from the What Works Hub for Global Education and its wider consortium call for greater focus on understanding how evidence-based education approaches can be implemented effectively and sustained at scale. Read more

Insight note

Measuring implementation in education
27 March 2026

Noam Angrist, Sharnic Djaker, Sam Ho, Michelle Kaffenberger, Guillermo Romero and Kate Sturla

Implementation science
This note puts forward a practical framework for measuring and reporting implementation in education. It also shares a toolkit and resource package the What Works Hub for Global Education is developing to support implementation measurement. Read more

Policy brief

Using A/B testing to improve education programmes at scale
24 June 2025

Sharnic Djaker

Implementation science, General
This document provides summaries of some of the Hub's key resources on using A/B testing to improve education programmes at scale. Read more

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