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Tomoko Harigaya

Chief Economist and Director of Research

Profile

Tomoko Harigaya is PxD’s Chief Economist and Director of Research. She holds PhD in Public Policy from Harvard University. Tomoko has extensive experience working with development organizations and government agencies on evaluation research. She has previously worked at Innovations for Poverty Action and consulted for Grameen Foundation, where she designed and oversaw randomized evaluations on microfinance and health programs.

PxD publications

February 26, 2025
Customized Digital Advice Can Help Farmers Reduce Crop Loss and Manage Weather Shocks: A Summary (or as Much as We Can Summarize!)
October 15, 2021
The 2021 Nobel Prize in Economics reminds us that rigorous research design and empirical methods are at the core of empirical knowledge
January 27, 2021
So Many Ideas, So Little Time: Using Adaptive Experiments for Efficient and Iterative Inquiry.
December 20, 2019
Carry On!

Other publications

Can a small pilot project still be effective when scaled up to reach millions? New evidence shows digital advisory can help farmers who experience weather shocks to obtain higher yields.
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The potential of digital advisory services in large-scale government programs presents an opportunity to rapidly reach millions of smallholder farmers impacted by climate change. Precision Development's Tomoko Harigaya and Shawn Cole explain.
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