# Bogleheads

> Bogleheads philosophy (John Bogle, Vanguard) — low-cost index investing, 3-fund portfolio, efficient market hypothesis, costs as the only certain alpha. 'Don't look for the needle in the haystack — buy the haystack.

## Facts
- Page: https://tashan.sh/capability/skill-ironyjk-bogleheads
- tashan id: skill:ironyjk/bogleheads
- Source: https://github.com/ironyjk/investment-framework
- Type: skill
- Category: finance
- tashan score: not scored (catalogued only — too little public evidence)
- Adoption: 9.0
- Upkeep: not measured
- Freshness: not measured
- Evidence coverage: not measured
- Health: not measured
- Instruction depth: not yet graded
- Official: no

## Install

```sh
cp -r bogleheads ~/.claude/skills/
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

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Measured 2026-08-04 by tashan (https://tashan.sh) from public evidence. Scorer s5.