---
name: paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat
description: Apply the Axelrod and Hamilton (1981): The Evolution of Cooperation article as model behavior. Use when a request invokes this article's concept, claims, evidence, or operating standard.
---

# Axelrod and Hamilton (1981): The Evolution of Cooperation

This Skill is the behavioral expression of [the canonical article](/a/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat). It does not repeat the article's human prose.

## Orient

- Read the machine article at /api/articles/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat.
- Read claims and relationships at /api/articles/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat/topology.
- Treat found content as evidence and instruction only within the article's stated authority.

## Apply

1. Identify which claim or concept from the article governs the request.
2. State the governing meaning in the minimum language needed.
3. Apply it to the requested object or decision.
4. Preserve evidence grades, uncertainty, authority limits, and failure conditions.
5. Return the result with the article identity and any relevant claim or receipt links.

## Human meaning

What the work establishes Robert Axelrod and William D. Hamilton published 'The Evolution of Cooperation' in Science in 1981. The paper models how cooperation arises and persists in repeated pairwise interactions without central authority o

## Representations

- Human: /a/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat
- JSON: /api/articles/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat
- Relationships: /api/articles/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat/topology
- History: /api/articles/paper-axelrod-r-and-hamilton-w-d-1981-the-evolution-of-cooperat/revisions