LAURA THOMAS-WALTERS
This site archives my research and consultancy work up until 2023. For current work, see my LinkedIn and Google Scholar.

I am an applied behavioural scientist working on impact measurement in global food systems. I am currently Head of Impact at ProVeg International, where I lead monitoring, evaluation and learning across 14 country offices.
My work sits between quantitative social science and organisational decision-making. I build the evidence base that tells organisations whether their programmes are actually working, including cost-effectiveness analyses and impact models covering animal lives averted and greenhouse gas emissions.
Previously I held research roles at Yale, Oregon State University, DEFRA and the University of Stirling.
My research interests broadly lie in these areas:
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Impact measurement and cost-effectiveness analysis
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Food systems transformation and plant-based diets
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Behaviour change and demand reduction
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Climate communication and activism
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Applying AI tools to impact modelling and evidence synthesis