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@GiveWell
We find outstanding charities and publish the full details of our analysis to help donors decide where to give.
Oakland, CAgivewell.orgJoined April 2009

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The other first-place winner is “An Examination of GiveWell’s Water Quality Intervention Cost-Effectiveness Analysis” by Matthew Romer and Paul Romer Present. The authors suggest several changes to GiveWell’s analysis of water chlorination programs. (3/4)
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One first-place winner is “GiveWell’s Uncertainty Problem” by Noah Haber. The author argues that without properly accounting for uncertainty, GiveWell is likely to allocate funding suboptimally, and proposes methods for addressing uncertainty. (2/4)
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We’re excited to announce the winners of the Change Our Mind Contest! We received many excellent entries, so we decided to award two first-place prizes and eight honorable mentions covering a wide range of topics. (1/4)
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We published an intervention report that reviews the evidence for 's tree program, which aims to generate economic returns for farmers in sub-Saharan Africa by providing seedlings and training. Learn more about the program here:
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Join us Wednesday, December 7 at 12 PM PT for a fireside chat on GiveWell’s exciting work in 2022! of ’s Future Perfect will interview CEO Elie Hassenfeld on GiveWell’s growth, new giving options, and latest research. Register here:
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We published an intervention report on Participatory Learning and Action – Maternal and Neonatal Health, a program that facilitates meetings to help women develop strategies to increase care-seeking and uptake of prevention practices. Learn more here:
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We are recommending a $10.4 million grant to the Clinton Health Access Initiative (CHAI) to support a new CHAI Incubator that aims to scope and scale cost-effective interventions. Learn more on our new grant page:
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Last day to submit an entry! Share your critiques of our cost-effectiveness analyses by 11:59 PM Pacific time tonight! bit.ly/3D62Iy6
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Only three days left to submit your critique of our cost-effectiveness analyses! Entries are due by October 31! twitter.com/GiveWell/statu…
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Only three days left to submit your critique of our cost-effectiveness analyses! Entries are due by October 31!
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We’re excited to announce the Change Our Mind Contest for critiques of our cost-effectiveness analyses—we hope you’ll consider participating! See these pages for full details: bit.ly/3D62Iy6 bit.ly/3BfXNtg
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Congratulations to the influential thinkers named to Vox's Future Perfect 50!
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Welcome to Vox’s inaugural #FuturePerfect50 list. The people we’ve highlighted embody the question Future Perfect asks every day: How do we make the future a better place for everyone? vox.com/future-perfect
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In January 2022, we recommended a grant of up to $64.7 million to Evidence Action's Dispensers for Safe Water program, which installs, maintains, and promotes the use of chlorine dispensers in rural Kenya, Malawi, and Uganda. See our new grant page here:
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Thank you to those who attended our virtual event on water quality programs in June and reached out with thoughtful questions! We answer a selection of them in a new blog post: bit.ly/3Tt6Ehn If you missed it, check out the event recording here:
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GiveWell still needs Senior Researchers! Our research efforts are expanding quickly and we’re seeking excellent senior staff to guide our exploration of high-impact giving opportunities. Applications are accepted on a rolling basis—more details here:
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Want an insight into 's thinking on topics like: policy and advocacy initiatives, economic approaches to poverty alleviation, and how they take into account the needs and preferences of the communities they aim to serve? Listen to our podcast:
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Excited to see seeking collaborators for a critique of how we handle uncertainty! Think you have a critique of our cost-effectiveness analysis that will Change Our Mind? Enter here before 10/31: givewell.org/research/chang
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I am entering @GiveWell's "Change our Mind" contest with an essay and conceptual demo addressing a major issue with their decision-making process: The way uncertainty (isn't) deal with in their models. I want your help. givewell.org/research/chang docs.google.com/document/d/1nF
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We published a page on GiveWell's May 2022 grant recommendation of $3.4 million to Bridges to Prosperity () to fund trailbridge building as part of an ongoing randomized controlled trial in Rwanda. More details here:
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Announcing the Top Charities Fund, a new name for the Maximum Impact Fund. We renamed the fund to be clearer about which grants it may support: the most cost-effective opportunities among our top charities. Read our blog post on the change here:
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A better process for estimating the number of people reached by mass distribution programs could change our cost-effectiveness estimates for tens to hundreds of millions of dollars of annual funding.
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