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 Program Officer, Agriculture, Bill and Melinda Gates Foundation

Richard Caldwell has over twenty-six years of professional international research and development experience with expertise in project monitoring and evaluation, quantitative data analysis, climate change, ecology, and agronomy.