{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/source/britannica/",
  "source": {
    "slug": "britannica",
    "name": "Encyclopædia Britannica",
    "domain": "britannica.com",
    "category": "Reference",
    "summary": "Editor-supervised encyclopedia with named contributors + editorial-board oversight; complement to Wikipedia's crowd-edited model.",
    "founded": 1768,
    "verified": "2026-04-28",
    "methodologyVersion": "v0.1"
  },
  "scores": {
    "index": {
      "value": 85,
      "grade": "A",
      "rationale": "A — high editorial-board discipline; lower velocity than Wikipedia (the AI-engine default).",
      "signals": [
        {
          "label": "Composite",
          "detail": "Discipline 92 + Modern Reference 82 + Velocity 78."
        }
      ]
    },
    "discipline": {
      "value": 92,
      "grade": "A",
      "rationale": "Editor-supervised; named expert contributors; editorial-board fact-check; corrections logged.",
      "signals": [
        {
          "label": "Editorial board",
          "detail": "Subject-area editors review every entry."
        },
        {
          "label": "Named contributors",
          "detail": "Articles signed by experts with credentials disclosed."
        }
      ]
    },
    "modernReference": {
      "value": 82,
      "grade": "B",
      "rationale": "Schema-rich; metered paywall partially limits LLM corpus inclusion; structured-data first-class.",
      "signals": [
        {
          "label": "Subscription metering",
          "detail": "Some articles paywalled; partial corpus availability."
        }
      ]
    },
    "velocity": {
      "value": 78,
      "grade": "B",
      "rationale": "Cited often as second-opinion to Wikipedia; trusted in journalism + research; lower volume than wire news.",
      "signals": [
        {
          "label": "Second-opinion role",
          "detail": "Frequently cited when Wikipedia is questioned for a specific claim."
        }
      ]
    }
  },
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}