🤝
Make a deal with Carl Zimmer
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
53.6K
Account age
3 yrs
💰 Suggested sponsorship rate
$300 – $487 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Carl Zimmer
📊 Post engagement
80
Avg engagement / post
0.1%
Engagement vs followers
May 2023
On Bluesky since
🔥 Top post: Tim Harford writes about me in the Financial Times. He claims I · 163 likes + reposts
📊 Activity & format
Posting cadence
6.4 / week
Posts several times a week.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
31×
Follows 1.7K back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Bluesky ↗
Can a cancer become a new species of parasite? Here's my story on the discovery of a transmissible cancer lurking in Vermont catfish. Gift link: nyti.ms/4whfi6v
Did Thoreau encounter contagious cancer? A new study finds transmissible tumors in catfish--and raises questions about whether they could arise in humans someday. Gift link: nyti.ms/4whfi6v
The Trump administration sought the phone records of several New York Times journalists and their relatives — including one reporter’s mother. www.nytimes.com/2026/07/20/b...
Beach Reads for Infection Preventionists blog.eoscu.com/blog/beach-r...
Cyclospora Linked to Taylor Farms Lettuce Sent to Taco Bell. Gift link: nyti.ms/4vGiNCl
Kalshi Will Offer Sports-Style Betting on Drug Trial Results www.bloomberg.com/news/article...
Biologists pinpoint how common virus triggers multiple sclerosis www.nature.com/articles/d41...
A new trial is launching to test a drug for Bundibugyo virus: an antiviral that might stop its spread. www.cidrap.umn.edu/ebola/gilead...
"Under the rule, destroying an endangered species’ nest or habitat would no longer be considered illegal." nyti.ms/4hch5F3
World’s first Phase I Bundibugyo virus vaccine trial has launched www.ovg.ox.ac.uk/news/world20...
The @nytimes.com Lost Science series continues. USG killed funding for Jessica Cantlon's study of cognitive skills, saying it was turning from basic to applied science. "There won’t be more discoveries, and we’ll just stop at what we alrea…
🦋 Handle & authenticity
✅ Domain-verified
@carlzimmer.com
The handle is the domain carlzimmer.com. On Bluesky a domain handle proves the owner controls that website — so this is verifiably the real carlzimmer.com account, not an impersonator.
On Bluesky since
May 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.
👁️Averages 80 views per post.
📤Posts about 6.4× per week.
🏅Earned the 10K Followers for passing 10K followers.
🛡️ Audience credibility
58/100
Fair
Credibility score
81%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 81% real, active audience · Low fake-follower risk.
- Low engagement (~0.1% of followers engage each post) — a sign of an inflated or inactive audience.
- Organic base — far more followers than accounts it follows.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
NYT columnist. Signal: carlzimmer.51
Newsletter: https://buttondown.com/carlzimmer/
Web: http://carlzimmer.com
[This account includes a tweet archive]
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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