ATAI Researchers are a select group of leading impact evaluation specialists in agriculture, the majority from J-PAL and CEGA networks.

ATAI is led by a Board of J-PAL and CEGA affiliates, supported by a staff “Secretariat.” To view the full list of our affiliates, see the organization websites for CEGA and J-PAL.



Senior Researcher, Precision Agriculture for Development (PAD)

Personal Website

Tomoko Harigaya is PAD’s Senior Researcher. Dr. Harigaya holds PhD in Public Policy from Harvard University. She 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.