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Evidence Action is a global health nonprofit focused on evidence-based interventions against poverty and disease. It is tangentially relevant to AI safety only insofar as it exemplifies rigorous cost-effectiveness evaluation and evidence-based decision-making, which are methodological principles sometimes discussed in the EA/AI safety community.

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Summary

Evidence Action is a global health and development nonprofit implementing evidence-based interventions including Deworm the World, Safe Water Now, Syphilis-Free Start, and Equal Vitamin Access. The organization emphasizes rigorous cost-effectiveness analysis and transparency, and is endorsed by evaluators like GiveWell and Founders Pledge. It claims to have reached 530 million people and generated $23 billion in productivity gains.

Key Points

  • Implements four major programs: Deworm the World, Safe Water Now, Syphilis-Free Start, and Equal Vitamin Access.
  • Claims to have reached 530 million people globally and saved 16,000+ children's lives under five.
  • Endorsed by GiveWell and Founders Pledge as a high-impact, transparent charity.
  • Focuses exclusively on interventions with rigorous evidence of cost-effectiveness.
  • Active primarily in Africa and India, with recent expansions in Nigeria and Cross River State.

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530 M people reached globally with our interventions $ 23 B generated in productivity gains from deworming 16 K+ lives of children under five saved 
 
 We are trusted as one of the most transparent, high-impact charities.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 Everything we do is based on evidence and data. We focus on the most urgent needs and the biggest opportunities to combat global poverty. We only implement solutions that we know are proven to work. And we deliver outsized impact for every dollar.

 Discover how we work 

 Our work changes the lives of millions of people around the world who are living in poverty and suffering from preventable or treatable health issues.

 

 Our focus areas 
 
 
 
 Our programs 
 
 
 
 Where we work 
 
 
 
 
 
 
 
 
 Safe Water Now 

 
 
 
 
 
 
 
 Deworm the World 

 
 
 
 
 
 
 
 Syphilis-Free Start 

 
 
 
 
 
 
 
 Equal Vitamin Access 

 
 Stay informed with impact updates 
We’ll share insights, stories, deep dives into data, and ways for you to take action.

 Subscribe 
 
 
 
 
 
 
 
 
 
 Our supporters help transform lives through powerful, proven health solutions. Together, we've created extraordinary impact, but millions more could benefit from our work.

 
 Help us spread the word 
 
 
 
 
 
 
 
 
 UN warns 2026 lean season could be worst on record for Nigeria 

 
4
minute read
 Media Mention

 
 
 Nigerian Tribune: Oyo records healthier pregnancies with prenatal vitamin rollout 
 

 
June 05, 2026
 
 Announcement

 
 
 Nigeria's Cross River State marks major progress in fight against childhood worm infections 
 

 
May 21, 2026
 
 Announcement

 
 
 Evidence Action publishes toolkit to help countries secure financing for syphilis screening and treatment 
 

 
May 21, 2026
 
 Announcement

 
 
 Evidence Action names Danielle Bayer as CEO to lead next chapter of growth 
 

 
April 20, 2026
 
 Announcement

 
 
 A letter from Kanika Bahl: Reflections on nine years of building Evidence Action 
 

 
April 20, 2026
 
 Insights

 All Insights 
 
 
 
 
 
 
 
 
 2026 World Cup: What it reveals about global health inequality 

 
5
minute read
 
 
 
 
 
 
 Making anemia prevention work at scale: What we’ve learned supporting India's iron supplementation program 

 
3
minute read
 
 
 
 
 
 
 
 Sarita is on a mission for healthier childhoods in Khunti, India 

 
1
minute read
Resource ID: 53994e81d8f0d5d2 | Stable ID: sid_O4Mdhkx7qn