Bet Helena Caeyers

Bet Caeyers is Senior Researcher at CMI, Research Associate at the Institute for Fiscal Studies (London, UK) and Research Associate at the Larsson-Rosenquist Foundation Center for Economics of Breastfeeding (LRF CEB). She is Research Director of the Thrive research program and Thrive Tanzania International Principal Investigator. She co-leads Kizazi Kijacho (“The Next Generation”), a major longitudinal and experimental Early Childhood Development (ECD) study in Tanzania.

Bet has extensive experience living and working in Sub-Saharan Africa. Her research focuses on policy and programmatic strategies for scaling ECD. Her work combines rigorous measurement, innovative program design, and evaluation of cost-effective, scalable interventions for national implementation. Through international collaboration, Bet aims to generate actionable evidence for designing scalable, integrated programmes that support children’s development from pregnancy through their first five years of life.

Bet holds a PhD in Economics from Oxford University. Before joining CMI, Bet worked as a Senior Research Economist at the Institute for Fiscal Studies (IFS) in the UK, leading impact evaluations of ECD and sanitation programs in India and Ghana. She previously served as Global Impact Evaluation Advisor at Oxfam GB, overseeing evaluations in Nepal, Armenia, Rwanda, and Indonesia. She gained extensive field experience managing large-scale surveys in Tanzania in her two-year position as Research Project Manager at EDI Global.