Ethan Mollick
Professor at Wharton studying how people actually use AI, and author of Co-Intelligence. Writes One Useful Thing, where the claims are dated and testable because the thing they describe keeps changing under them.
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Where they publish
One Useful ThingNewsletter Their newsletter on what AI can actually do at work.
Posts testing what current models do in real teaching and working settings, usually with the prompts and outputs shown. Has a feed.
Recent
- Agency and Agents 31 Aug 2026
- An opinionated guide to which AI to use to do stuff 23 Jul 2026
- The twilight of the chatbots 30 Jun 2026
Show 17 more
- What it feels like to work with Mythos 9 Jun 2026
- Co-Existence and the End of Co-Intelligence 4 Jun 2026
- Choosing to Stay Human 26 May 2026
- Sign of the future: GPT-5.5 23 Apr 2026
- Claude Dispatch and the Power of Interfaces 31 Mar 2026
- The Shape of the Thing 12 Mar 2026
- A Guide to Which AI to Use in the Agentic Era 18 Feb 2026
- Management as AI superpower 27 Jan 2026
- Claude Code and What Comes Next 7 Jan 2026
- The Shape of AI: Jaggedness, Bottlenecks and Salients 20 Dec 2025
- Three Years from GPT-3 to Gemini 3 18 Nov 2025
- Giving your AI a Job Interview 12 Nov 2025
- An Opinionated Guide to Using AI Right Now 19 Oct 2025
- Real AI Agents and Real Work 29 Sept 2025
- On Working with Wizards 11 Sept 2025
- Mass Intelligence 28 Aug 2025
- GPT-5: It Just Does Stuff 7 Aug 2025
Link verified 1 Sept 2026. Recent items update automatically from the channel.
On this site
What they believeKorents 6 beliefs — each backed by an exact quote.
The one-line wordings are this site's; the quotes are theirs. What is a korent?
Recent
Human initiative to experiment without waiting for instructions is increasingly important for getting value from AI.
Human agency, the willingness to push, experiment and act without waiting for instructions, seems increasingly important to getting value out of AI
Agency and Agents Said 31 Aug 2026
AI-generated writing tends to repeat the same themes, names, and underlying ideas across different outputs.
AIs don’t just repeat the same sentence patterns but also the same themes (memory is a favorite), names (Elara Voss, Marcus Chen), and underlying ideas.
Agency and Agents Said 31 Aug 2026
AI models generate more commercially viable ideas than groups of humans, but those ideas are highly similar to each other.
We found that AIs are actually quite creative and that they generate more commercially viable ideas than groups of humans, but those ideas are very similar to each other.
Agency and Agents Said 31 Aug 2026
Show 3 more
Google currently has no leading frontier AI model and no agentic coding tool comparable to Codex or Claude Code
Google, which led on benchmarks not that long ago, has fallen behind where it now counts: it has no leading frontier model and it has nothing close to Codex and Code.
An opinionated guide to which AI to use to do stuff Said 23 Jul 2026
Higher-priced AI subscription tiers mainly buy more hours of agent usage rather than a smarter underlying model
The more expensive plans are mostly buying you more hours of AI labor, not smarter AI.
An opinionated guide to which AI to use to do stuff Said 23 Jul 2026
Microsoft Copilot is adequate for office document work but significantly behind in agentic capability
Copilot, which uses a mix of AI models and is okay for working with office documents but lags badly in terms of its agentic abilities.
An opinionated guide to which AI to use to do stuff Said 23 Jul 2026
Latest
Everything, newest firstFeed Posts, videos, repos and beliefs from every card above, in one stream.
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- Agency and Agents 31 Aug
- AI models generate more commercially viable ideas than groups of humans, but those ideas are highly similar to each other. 31 Aug
- AI-generated writing tends to repeat the same themes, names, and underlying ideas across different outputs. 31 Aug
- Human initiative to experiment without waiting for instructions is increasingly important for getting value from AI. 31 Aug
- An opinionated guide to which AI to use to do stuff 23 Jul
- Microsoft Copilot is adequate for office document work but significantly behind in agentic capability 23 Jul
Show 15 more
- Higher-priced AI subscription tiers mainly buy more hours of agent usage rather than a smarter underlying model 23 Jul
- Google currently has no leading frontier AI model and no agentic coding tool comparable to Codex or Claude Code 23 Jul
- The twilight of the chatbots 30 Jun
- What it feels like to work with Mythos 9 Jun
- Co-Existence and the End of Co-Intelligence 4 Jun
- Choosing to Stay Human 26 May
- Sign of the future: GPT-5.5 23 Apr
- Claude Dispatch and the Power of Interfaces 31 Mar
- The Shape of the Thing 12 Mar
- A Guide to Which AI to Use in the Agentic Era 18 Feb
- Management as AI superpower 27 Jan
- Claude Code and What Comes Next 7 Jan
- The Shape of AI: Jaggedness, Bottlenecks and Salients 20 Dec 2025
- Three Years from GPT-3 to Gemini 3 18 Nov 2025
- Giving your AI a Job Interview 12 Nov 2025