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CEA is growing again: 25% more people engaged with our programs in 2025
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Angelina Li·Jessica McCurdy🔸·Alex Dial·Joris 🔸
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3/5
Good(3)Good quality. Reputable source with community review or editorial standards, but less rigorous than peer-reviewed venues.
Rating inherited from publication venue: EA Forum
This is an organizational update from CEA, relevant for tracking EA community growth trends and institutional health, but has limited direct relevance to core AI safety technical research.
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Building effective altruismAnnouncements and updatesCentre for Effective AltruismData on the EA communityEffective Altruism GlobalEffective altruism groupsOrganization updatesValue of movement growth
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Importance: 28/100blog postnews
Summary
The Centre for Effective Altruism (CEA) reports 20-25% year-over-year growth in engagement across all program tiers in 2025, reversing two years of declining engagement and significantly exceeding its 7.5-10% growth targets. This was achieved through expanding existing programs, launching new initiatives like a career bootcamp and virtual outreach events, while keeping spending increases minimal at 0.4%. CEA plans to accelerate growth further in 2026 through strategic hiring.
Key Points
- •CEA achieved 20-25% YoY growth in engagement across all program tiers in 2025, far exceeding the 7.5-10% growth targets set.
- •Growth reversed two consecutive years of declining engagement in EA community programs.
- •New initiatives included a career bootcamp and virtual outreach events, expanding reach without major cost increases.
- •Overall spending increased by only 0.4%, demonstrating high cost-efficiency in scaling community engagement.
- •CEA plans to accelerate growth in 2026 through strategic hiring to support expanded programming.
Cited by 1 page
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| EA and Longtermist Wins and Losses | -- | 53.0 |
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CEA is growing again: 25% more people engaged with our programs in 2025 — EA Forum
This website requires javascript to properly function. Consider activating javascript to get access to all site functionality. Hide table of contents CEA is growing again: 25% more people engaged with our programs in 2025
by Angelina Li , Jessica McCurdy🔸 , Alex Dial , Joris 🔸 Feb 11 21 min read 13 117
Building effective altruism Announcements and updates Centre for Effective Altruism Data on the EA community Effective Altruism Global Effective altruism groups Organization updates Value of movement growth Frontpage CEA is growing again: 25% more people engaged with our programs in 2025 Summary Why grow? 2025 review Our growth model and 2025 targets Our results Tier 2: Exploring EA Tier 3: Actively Involved with EA Tier 4: Committing to Impact Tier 5: Actualizing Impact Changes in our spending Maintaining the quality of our programs while we scale 2026 plans What does this all mean? Acknowledgements Join us Appendices Our model and targets Building the model Setting the goals Changes in our spending G.R.O.W. principles 13 comments TLDR: In 2025, we grew engagement with CEA’s programs by 20–25% across every tier of engagement, reversing two years of moderate declines in engagement. We did so without disproportionately increasing costs or lowering the quality or bar for our programs.
This post reviews CEA’s work on growing the EA community, which is only one of our strategic goals. See more on our other strategic goals here . We plan to accelerate our growth even further, and we're hiring across multiple teams to make that happen. Join us !
Summary
The Centre for Effective Altruism’s 2025 and 2026 strategy is focused on building sustainable momentum for EA , and growing the EA community is the cornerstone of building that momentum.
In our first year of executing this strategy, we grew by 20–25% year-over-year across each tier of our engagement funnel, beating our targets of 7.5–10% year-on-year growth, and reversing the moderate decreases in engagement with our programs throughout 2023-2024. Our results include: Hosting the biggest EA Global ever without lowering the admissions bar (with the highest satisfaction score and lowest cost-per-attendee in the last 4 years)
Launching a new 4-day online bootcamp to help participants make a high-impact career pivot
Reviving several groups at pilot universities (including Stanford EA)
Increasing the conversion rate from EffectiveAltruism.org to the EA Newsletter by 3.3x (0.6% → 2.6%), and
Hosting a new virtual outreach event ( EA Connect ) which was the largest event we’ve ever run.
Our growth strategy has centered around building sustainable momentum in EA growth , while not leaving behind our focus on cost-effectiveness or program quality. We achieved our growth without disproportionately increasing costs. Overall CEA spending increased by 0.4% on a like-for-like basis in 2025 [1] , wh
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