B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
18
18 -- online community lifespan for online communities (2026)
Cyber communities often have lifespans of approximately 18 months.
- Stated as an approximate lifespan ('often have lifespans of about 18 months')
- Informal remark/presentation claim without cited empirical study
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
18
Unit
Duration Months
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
Joanne Jacobs
Primary
Tier C
http://wearelikeminds.com/live/social-business-immersive ↗
Source Article
Social Business Immersive
Original Research
Joanne Jacobs
· Original study ↗
Methodology
Anecdotal claim by speaker Joanne Jacobs; no stated methodology
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
online communities: 18 online community lifespan. Source: Joanne Jacobs (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/cyber-community-lifespan
HTML Embed
<blockquote cite="https://lighthousedata.io/data/cyber-community-lifespan" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>18</strong> -- online community lifespan for online communities<br><small>Source: Joanne Jacobs (2026) · <a href="https://lighthousedata.io/data/cyber-community-lifespan" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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