
Effective Altruism
Definition
What 'Effective Altruism' means
Effective altruism (EA) is a movement and ethical framework that applies evidence and reasoning to determine the most effective ways to improve the world. Followers prioritize causes based on scale, tractability, and neglectedness, often focusing on global health, animal welfare, and existential risk reduction. EA has influenced philanthropic giving, with organizations like GiveWell and the Open Philanthropy Project directing funds to high-impact interventions.
Related terms
In depth
The longer answer
Effective altruism is a philosophical and practical movement that uses evidence and reasoning to determine the most effective ways to help others. It asks individuals to consider not just whether they are doing good, but how much good they are doing per unit of resource, such as time or money. One encounters this concept in discussions about charitable giving, career choices, and global priorities, often within communities focused on reducing suffering and promoting well-being.
In practice, effective altruism involves applying cost-effectiveness analysis to charitable interventions, much like a business evaluates investments. For example, organizations like GiveWell rigorously compare charities based on metrics like lives saved per dollar. In the context of food systems, effective altruists often prioritize interventions that reduce farmed animal suffering, such as advocating for corporate cage-free commitments or funding plant-based alternatives, because these actions can prevent immense suffering at a relatively low cost.
For someone eating or shopping, effective altruism matters because it encourages a thoughtful approach to how their choices—like donating to a highly effective animal welfare charity versus a less efficient one—can maximize positive impact. However, a limitation is that it can feel impersonal or overly calculative, potentially overlooking emotional or systemic factors. It also requires careful scrutiny of evidence, which may not always be straightforward or complete.
At a glance
Quick facts
| Detail | What to know |
|---|---|
| Core principle | Maximizing good per resource |
| Key method | Cost-effectiveness analysis |
| Common focus | Global poverty and animal welfare |
| Typical critique | Overly utilitarian or data-driven |
In practice
What this means for you
- When donating, research charities using independent evaluators like GiveWell or Animal Charity Evaluators to ensure high impact per dollar.
- Consider career paths that allow you to earn to give or directly work on high-priority problems like factory farming.
- Apply the 'expected value' lens: prioritize actions with the highest probable good, even if outcomes are uncertain.
- Discuss trade-offs openly with others, acknowledging that effective altruism is one framework among many for ethical living.
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