# How to evaluate

- [How is Level 4 evaluation performed?](https://eval.playbook.org.ai/social-impact/how-to-evaluate/how-is-level-4-evaluation-performed.md)
- [A Quick Primer on Impact Evaluation Methods](https://eval.playbook.org.ai/social-impact/how-to-evaluate/a-quick-primer-on-impact-evaluation-methods.md)
- [Key design considerations for AI-specific impact evaluations](https://eval.playbook.org.ai/social-impact/how-to-evaluate/key-design-considerations-for-ai-specific-impact-evaluations.md)
- [Common pitfalls to avoid](https://eval.playbook.org.ai/social-impact/how-to-evaluate/common-pitfalls-to-avoid.md)
- [Process Evaluation: Why Aren’t Outcomes Changing?](https://eval.playbook.org.ai/social-impact/how-to-evaluate/process-evaluation-why-arent-outcomes-changing.md)


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