B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
30%
30% -- ai citation rate increase for AI citation rates for content that cites sources and adds expert quotes (2025)
Tactics like citing sources and adding expert quotes increased AI citation rates by over 30% in a study by Princeton and Georgia Tech.
- Reported as 'over 30%'
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
30%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Princeton University & Georgia Tech
Primary
Tier C
https://www.epidemic-marketing.com/blog/what-is-generative-engine-optimization/ ↗
Source Article
Generative Engine Optimization (GEO): Boost AI Visibility & Citations
Generative Engine Optimization (GEO) is the practice of optimizing your content for AI-powered search engines like ChatGPT, Gemini, and Perplexity. It helps your content show up in AI responses, often before anyone clicks a Google link.
A joint study by Princeton and Georgia Tech found that GEO stra…
Original Research
Princeton University & Georgia Tech
· Original study ↗
Methodology
'Over 30%' is a lower-bound paraphrase; attributed to a Princeton University and Georgia Tech study. Exact original figure not stated in the article.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
AI citation rates for content that cites sources and adds expert quotes: 30% ai citation rate increase. Source: Princeton University & Georgia Tech (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/sources-quotes-ai-citation-rate-30
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<blockquote cite="https://lighthousedata.io/data/sources-quotes-ai-citation-rate-30" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- ai citation rate increase for AI citation rates for content that cites sources and adds expert quotes<br><small>Source: Princeton University & Georgia Tech (2025) · <a href="https://lighthousedata.io/data/sources-quotes-ai-citation-rate-30" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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