B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
25%
25% -- share of working time spent on presentations for corporate employees (2025)
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
25%
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
Harvard
Primary
Tier C
https://www.presenttosucceed.com/post/ai-chatgpt-and-the-presentation-workflow-nobody-s-optimised-ye… ↗
Source Article
AI, ChatGPT, and the Presentation Workflow Nobody's Optimised Yet
AI, ChatGPT, and the Presentation Workflow Nobody's Optimised Yet
Introduction: Still Building Slides Like It's 2004?
Over a billion people use PowerPoint. Thirty million presentations are given every day. And a Harvard study found that people in corporate environments spend more than 25% of their w…
Original Research
Harvard
· Original study ↗
Methodology
Attributed to a Harvard study; details not provided
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
corporate employees: 25% share of working time spent on presentations. Source: Harvard (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/corporate-time-on-presentations
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<blockquote cite="https://lighthousedata.io/data/corporate-time-on-presentations" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25%</strong> -- share of working time spent on presentations for corporate employees<br><small>Source: Harvard (2025) · <a href="https://lighthousedata.io/data/corporate-time-on-presentations" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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