What is
Effective Altruism?
Effective altruism asks a simple question: how can we do the most good? We try to find out through evidence, action, and iteration.
Recent Keynotes
What Are the Most Important
Moral Problems of Our Time?
2025 Wrapped
Strangers Are Drowning
And We Can Save Them
How Big Could Our Future Be?
Our Great Privileges Confer
Great Responsibility
Growing the Pie
Is This the Most Important
Century in History?
Tackling the World's Most Pressing Problems
We try to identify the world's most pressing problems and work on them. We focus on issues that are large in scope, neglected by existing efforts, and where real progress is achievable — that combination is where additional resources can have the greatest impact.
Catastrophic Risks
Emerging Challenges
Animal Welfare
Global Health & Development
Global Community
EA is a worldwide movement with thousands of members, dozens of organizations, and university groups on every continent.
EA Organizations & Affiliates
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Connect with students who share your interest in doing the most good and making a difference.