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GiveWell

GiveWell

Research Services

Oakland, California 46,397 followers

We find outstanding charities and publish the full details of our analysis to help donors decide where to give.

About us

GiveWell is a nonprofit dedicated to finding outstanding giving opportunities through in-depth analysis. Thousands of hours of research have gone into finding our top rated charities. They’re evidence-backed, thoroughly vetted, and underfunded. We publish the full details of our analysis to help donors decide where to give.

Website
http://www.givewell.org/
Industry
Research Services
Company size
51-200 employees
Headquarters
Oakland, California
Type
Nonprofit
Founded
2007

Locations

Employees at GiveWell

Updates

  • View organization page for GiveWell

    46,397 followers

    GiveWell's co-founder and CEO Elie Hassenfeld has been named to the 2026 TIME100 Philanthropy list! In TIME's profile, they highlight a core idea that has guided GiveWell from the beginning—rigorous analysis can help donations do as much good as possible. Last year, our team directed over $400 million to highly cost-effective programs that save and improve lives. 👉 Read the profile here: https://bit.ly/4drvYA2 If you want to see what that work looks like in practice, our latest podcast episode is a great place to start. We look back at past grants we've made to support insecticide-treated net distributions in the DRC—what worked, what didn't, and how we're applying those lessons to direct donor funds to highly cost-effective opportunities. 🎧 Listen here: https://bit.ly/493U3vr See the full TIME100 Philanthropy 2026 list here: https://bit.ly/4dkGfPP

  • Interested in our open RFI for malaria pilot programs and research? We're hosting a webinar for each submission track to answer applicant questions: 1️⃣ Pilot program track 🗓️ Friday, May 15 at 9:00am ET 2️⃣ Research & evaluation track 🗓️ Monday, May 18 at 9:00am ET Malaria kills around 600,000 people annually, mostly children under 5 in Africa. This RFI aims to pilot promising malaria prevention strategies and generate evidence with potential to inform our future grantmaking. Submissions are due June 24. Learn more and register for either webinar at: https://bit.ly/3R6354R

  • View organization page for GiveWell

    46,397 followers

    ⏳ The countdown is on—we're just under a month away from our webinar, Looking Back to Give Better: How GiveWell Evaluates Its Grantmaking, on Tuesday, June 9! ➡️ Register to join us: https://bit.ly/4tK1b8i GiveWell co-founder and CEO Elie Hassenfeld will speak with Program Directors Alex Cohen and Julie Faller, PhD about how our growing research capacity has enabled us to begin publishing grant lookbacks—comprehensive evaluations of select grants—on our website. Our goal is to better understand the true impact of our funding, transparently share what we learn, and continue improving the cost-effectiveness of donations in the future. Alex and Julie will answer questions from Elie and the audience about the methodology behind lookbacks, what we’ve learned so far, and how those lessons have informed our grantmaking. We hope to see you there!

  • View organization page for GiveWell

    46,397 followers

    📣 New RFI now open for malaria pilot programs and research! Submissions are due June 24. Organizations can apply through two submission tracks: 🦟 Pilot programs focused on malaria chemoprevention and vector control across Africa 🔍 Research and evaluation with potential to improve GiveWell’s future grantmaking in sub-Saharan Africa We have directed more than $1B in donations to malaria prevention programs to date, and our growing research capacity is enabling us to expand and strengthen this work. Through this RFI, we aim to help our donors make a greater impact. Want to learn more? Join our upcoming webinars where we’ll answer applicant questions: • Pilot program track - Friday, May 15 at 9:00am ET • Research and evaluation track - Monday, May 18 at 9:00am ET We’d love to reach as many organizations as possible—please share with your network and consider applying! Learn more, apply, and register for the webinars at: • Pilot program track: https://bit.ly/3QHTQYy • Research and evaluation track: https://bit.ly/4waruWX

  • View organization page for GiveWell

    46,397 followers

    📅 Save the date for our upcoming webinar, Looking Back to Give Better: How GiveWell Evaluates Its Grantmaking, on Tuesday, June 9. 👉 Register now: https://bit.ly/4tK1b8i GiveWell co-founder and CEO Elie Hassenfeld will moderate a conversation with Program Directors Alex Cohen and Julie Faller, PhD about how we evaluate whether a grant achieved the impact we initially estimated—and how we use those findings to make better impact estimates over time.

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  • Our April newsletter is out featuring: 👶 An update on our 2023 grant to MiracleFeet + reflections from our recent site visit to Côte d’Ivoire 📅 Our upcoming webinar on “lookbacks”—how we evaluate whether grants achieved the impact we estimated 💊 A podcast episode scrutinizing the evidence base for vitamin A supplementation 📣 New open roles including three Senior Recruiter positions Read it on our blog ➡️ https://bit.ly/4cCTkDy

  • Malaria Consortium and BIT shared an update on work we funded to understand why insecticide-treated nets, a highly effective tool for preventing malaria, sometimes go unused in Nigeria and Uganda—and to design practical solutions to increase their usage. 👉 Read more about the grant here: https://bit.ly/4ttbq0C

    View organization page for Malaria Consortium

    72,824 followers

    Insecticide-treated nets (ITNs) are among the most effective and economical tools to prevent #malaria, reducing deaths by up to around 70 percent. 📉 Yet research has shown that, even when people have access to ITNs, they’re not always used consistently — and that gap can cost lives. In #Nigeria and #Uganda, Malaria Consortium partnered with BIT, with funding from GiveWell, to understand why people don’t always sleep under ITNs and what can be done to change this. By applying behavioural insights and working closely with communities, we developed and tested scalable solutions to improve #ITN use. 💖 Even small increases in usage could save thousands of lives, making this a powerful opportunity to maximise the impact of tools people already have in their homes. Read more in our latest blog, originally published by BIT ➡️ https://brnw.ch/21x1NuH #WorldMalariaDay | #VectorControl | #GlobalHealth | Asia Pacific Malaria Elimination Network (APMEN) | Comrade Martins | Shobiechah Aldillah Wulandhari | Matteo Bottecchia

    • Close up image of a net. Text reads: 'Technical case study: Designing interventions to increase to use of malaria nets.'
  • View organization page for GiveWell

    46,397 followers

    🎧 Most of GiveWell's grantmaking focuses on preventing child deaths from widespread conditions like malaria. But as our research capacity has grown, so has our ability to evaluate and fund programs that look different from our typical work, including treatments for disabilities like clubfoot—an area we’ve long wanted to explore. In this episode, GiveWell CEO and co-founder Elie Hassenfeld speaks with Program Officer Meika Ball about our grant to MiracleFeet, which expands access to clubfoot treatment in countries where most children who need care go untreated. They discuss how we assessed the cost-effectiveness of this kind of grant, and what Meika learned during a recent site visit to Côte d'Ivoire, including some reflections recorded during the visit. 👉 Listen now: https://bit.ly/4nzx8Oy

  • We’re excited to be funding these pilots with GiveDirectly to learn more about what could make cash transfer programs even more cost-effective. This is part of a growing area of our work—we’re investing more in research, pilots, and data collection to improve our future grantmaking. Our recent podcast episode explores these pilots and other examples of this work: https://bit.ly/4demfP6

    View organization page for GiveDirectly

    111,856 followers

    We’ve partnered with GiveWell to study ways to make our cash programs ever more cost-effective, because the more impact we have per dollar delivered, the further your donation goes. Over a decade of evidence shows that large, one-time cash transfers increase how much people live on and generate real local economic growth. In 2024, the charity evaluator GiveWell increased their cost-effectiveness estimate of our flagship program by 3-4x. Now, they're funding 3 new GiveDirectly pilots to test whether we can push this further, targeting an increase of another 2-3x impact per dollar. The three pilots: → ⚒️ 1. What happens when local shops get cash first? Could a one-month head start help the whole community? ❓Why: By addressing businesses first to equip them with the capital needed for supplies ($550-1,000) in order to meet surging demand, we are looking to reduce price inflation and stimulate broader economic activity in surrounding communities in Malawi. → 🚧 2. What happens when a new bridge and cash arrive at the same time? Does one make the other more impactful? ❓Why: Fika builds bridges for isolated communities in Uganda, but physical market access without capital to act on it leaves value unrealized. We're testing whether cash improves the gains that infrastructure alone would generate. → 🎯 3. What happens when cash goes to the very poorest? Can it do more than help them survive? ❓Why: Research shows younger recipients invest more in income-generating activities, which combines short-term consumption gains with longer-term economic resilience. So we used Atlas AI geospatial technology to identify communities in Mozambique living on ~$1 per day before directing transfers to household heads and young adults. These are structured experiments designed to answer specific questions about how, for whom, and under what conditions cash is most effective. Find the full blog detailing these pilots in the comments.

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    View organization page for Helen Keller Intl

    32,225 followers

    We are honored to see our ‘evidence-backed, cost-effective, and scalable’ vitamin A supplementation work featured on the GiveWell Conversations podcast. 💜 We’re so proud to be one of GiveWell’s Top Charities. For just $2, we can deliver twice-yearly vitamin A doses to a child — supporting vision, strengthening immunity, and helping save lives. ✨  https://lnkd.in/g88yDy4X

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