B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
83%
83% -- visual information share of brain input during presentations for visual presentation audiences (2026)
In visual presentations, 83% of the information relayed to the brain comes via the eyes.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
83%
Unit
Percentage
Data Vintage
2026
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
Westside Toastmasters (book excerpt)
Primary
Tier C
http://westsidetoastmasters.com/resources/book_of_body_language/chap8.html ↗
Source Article
EYE SIGNALS
Original Research
Westside Toastmasters (book excerpt)
· Original study ↗
Methodology
Research cited in book chapter; original study not named
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
visual presentation audiences: 83% visual information share of brain input during presentations. Source: Westside Toastmasters (book excerpt) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/visual-presentation-brain-information-share
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<blockquote cite="https://lighthousedata.io/data/visual-presentation-brain-information-share" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>83%</strong> -- visual information share of brain input during presentations for visual presentation audiences<br><small>Source: Westside Toastmasters (book excerpt) (2026) · <a href="https://lighthousedata.io/data/visual-presentation-brain-information-share" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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