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Lookback: Grant to PATH’s RTS,S Malaria Vaccine Pilot in Ghana, Kenya, and Malawi (September 2025)

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Table of Contents

In a nutshell
Background
Would we have made these grants again, knowing what we know now?
How did implementation go?
- Coverage and financing estimates
  - Implementation updates
- Discussions with stakeholders
How cost-effective do we think these grants were?
Did we set ourselves up to learn?
How calibrated were our forecasts?
Sources

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GiveWell, aka The Clear Fund (a tax-exempt 501(c)(3) public charity), was founded in 2007. We serve donors across the globe; GiveWell's donors are based primarily in the United States, United Kingdom, Australia, Germany, and Canada. This work is licensed under a Creative Commons Attribution-Noncommercial-Share alike 3.0 United States License