# Goodfire explains how to separate a neuron's overlapping roles

> Original title: We can interpret a neuron's distinct roles by examining what function it plays in the network.

- Source: Goodfire
- Published: 2026-11-10T18:26:20.000Z
- Bad Influence: https://badinfluence.news/items/h9kn4upex1x32ccnmbl96wyjk
- Original: https://x.com/GoodfireAI/status/2120221537177628867

## Summary

Goodfire says a neuron's distinct roles can be separated by examining the upstream neurons that activate it and the downstream neurons that respond to it. Its example is a neuron that responds to both oral-health and marine-ecology content.

## Post

We can interpret a neuron's distinct roles by examining what function it plays in the network.

If a neuron responds to both oral-health and marine-ecology, we can separate those roles by understanding the upstream neurons that activate it and the downstream readers that respond.

[Video](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Famplify_video_thumb%2F2120221519909715968%2Fimg%2FjkzRUehTWxbKAeNC.jpg&mode=thumb&exp=1794528000&sig=090179bcd86fe1ef)