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Forked Lightning

David Deming

News and opinion. Education and economics. Let's fork some lightning.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues31SubscribersRead forklightning.substack.com

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Latest Issues

Recent posts by this newsletter. Browse the email archive.

ChatGPT really does offer mundane utility

Hi everyone! Welcome to part two of the discussion of my new paper “How People Use ChatGPT”, written with an all-star team of OpenAI researchers. Here is part one, where I talk about the growth of ChatGPT and the privacy implications of our...

3 months ago
31
3

How People Use ChatGPT

This morning a team of OpenAI researchers and I released a new paper called “How People Use ChatGPT”.1 We document the growth of ChatGPT from its release in November 2022 through July 2025, at which point it had been used at least weekly by...

3 months ago
41
3

Shorting the AI jobs apocalypse

Hi everyone-

3 months ago
125
5

Authors

The writers behind this newsletter.

  • David Deming

    Isabelle and Scott Black Professor of Political Economy at Harvard, an economist who studies education, skill development, and economic inequality.

  • David Deming
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