Gary Marcus ✓

@GaryMarcus · joined 30 Dec 2010

OG GenAI Skeptic; spoke at US Senate. Warned about hallucinations in 2001. Advocating world models & neurosymbolic AI ever since. Author, Marcus on AI & 6 books

239 442Followers

7 147Following

61 769Posts total

794.8KViews on collected posts

Against accounts of the same size

5 posts from the last 90 days, next to the 100K–1M follower range. shown to more people than peers of the same size.

Median views14 285this account12 273median for 100K–1M

Reach, %5.97%this account3.89%median for 100K–1M

Engagement, %1.36%this account1.25%median for 100K–1M

Metric	This account	Median for 100K–1M	Ratio
Median views per post	14 285	12 273	1.16×
Reach (views ÷ followers)	5.97%	3.89%	1.53×
Engagement rate	1.36%	1.25%	1.08×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

710K31 Aug

3.3K

8.3K

1.7K

25.6K3 Sep

22.1K

4.6K

14.3K

5.1K

Last 9 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.50%31 Aug

0.48%

0.19%

1.32%

0.82%3 Sep

3.36%

1.40%

0.83%

1.36%

Reactions — likes, reposts, replies and quotes — divided by views. Median for 100K–1M accounts is 1.25%.

What the audience does

Likes79.7%4 028 in total

Reposts6.9%349 in total

Replies7.5%377 in total

Quotes0.6%32 in total

Bookmarks5.3%270 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Latest posts

Your bill is more than a pause @SenSanders – it is a permanent ban on research that might benefit humanity. I could support the pause; at least this stage I cannot support a permanent ban on research. 5.1K views · 46 likes · 7 reposts · 15 replies 03 Sep 2026 It may surprise people to know that I oppose this proposal from Sanders and Casar. But I do. We may need a pause, and we certainly need an AI agency—as I myself told the U.S. Senate in 2023—but a permanent, unilateral ban on all research into superhuman AI is too broad and 14.3K views · 82 likes · 6 reposts · 24 replies 03 Sep 2026 Partisanship is a toxic drug. —@Kasparov63 4.6K views · 55 likes · 3 reposts · 5 replies 03 Sep 2026 Propaganda works. Putin has had over 25 years and total control of the media with brutal crackdowns on any dissent. Trump just has Fox News, some lawsuits, and social media and 38% of Republicans call *Canada* the enemy. Partisanship is a toxic drug. 22.1K views · 588 likes · 137 reposts · 13 replies 03 Sep 2026 this is something out of 1984, in which government propaganda manufactures enemies 25.6K views · 166 likes · 28 reposts · 15 replies 03 Sep 2026 @GaryMarcus This hits like a hammer: +1 from me. Just to add, AI needs to sort out COVID also - the smashing of healthcare capacity in every wave is leading to a lot of delayed diagnosis of cancer, and infections can be carcinogenic. 1.7K views · 21 likes · 1 reposts · 0 replies 31 Aug 2025 @GaryMarcus I am so sorry. 8.3K views · 15 likes · 0 reposts · 1 replies 31 Aug 2025 @GaryMarcus It already did. There was a Nobel prize for protein folding. 3.3K views · 14 likes · 0 reposts · 2 replies 31 Aug 2025 Three thoughts on what really matters: 1. Fuck cancer 2. Friends are irreplaceable 3. The new "Marcus test" for AI is when AI makes a significant dent on cancer May that happen sooner, much sooner, rather than later. In memory of my childhood friend Paul. 710K views · 3K likes · 167 reposts · 302 replies 31 Aug 2025