Park Güell, Barcelona

Rethinking what it means to have an impact.

We care about solving the world’s most pressing problems. Whether it’s extreme poverty, factory farming or misaligned artificial intelligence, we are passionate about learning, taking effective action, and growing together in the process.

Get informed

Learn more about the world's biggest problems and the ideas of effective altruism

Take action

These are the three most impactful things you can do to make a difference