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David Clark

David Clark

🔄 Data last refreshed 9 hours ago
🤝

Make a deal with David Clark

🔒 Paid proposals held safely in escrow — released only when the work's approved.

Every booking is a normal escrow-protected deal.

Followers
1.2K
Account age
3 yrs
🧰 Free analysis for David Clark
🕵️ Fake follower check 📊 Engagement rate 💰 What they charge

📊 Activity & format

Follower / following
15×
Follows 84 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

🦋 Handle & authenticity

Bluesky handle
@dccmath.bsky.social
A default .bsky.social handle — genuine, but not domain-verified. Confirm identity before a high-value deal.
On Bluesky since
Jul 2023
An early adopter from the invite-only beta (before the Feb 2024 public launch) — an original, established account.

💡 Facts

🗓️Joined Bluesky in 2023 — 3 years ago.

🛡️ Audience credibility

57/100
Fair Credibility score
89%
Real Real audience
Low Fake-follower risk
Medium Data confidence
  • Est. 89% real, active audience · Low fake-follower risk.
  • Limited engagement data — score uses the signals available.
  • Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

Mathematician at GVSU, but all views are my own. Author of Grading for Growth, the book and the blog! Blog: https://gradingforgrowth.com/ Book: https://www.routledge.com/9781642673814 Info: https://sites.google.com/mail.gvsu.edu/clarkdav/

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🎤 Event / appearance with David Clark

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