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← People and their mental models

Mike Krieger's mental models

2 claims Mike Krieger made fit 2 mental models. Most often: Power laws, Say no by default. Everything they said here.

Models they name

Their own words name the idea.

Power laws

In many things a few cases account for most of the result, so the average misleads and the outlier decides.

Tab usage in a product follows a very strong power law.

  1. Mike Krieger Works in Anthropic Labs; co-founder of Instagram there's a very strong power law in tab usage. Why Claude can’t be your PM (yet) | Anthropic CPO Panel (Lenny & Friends Summit, San Francisco, 10 September 2026)youtube.com · 10 Sept 2026 · 26:23 into the videoAll korrents from this video
    there's a very strong power law in tab usage.

Say no by default

Most good options have to be turned down, so make no the default and keep yes for what matters.

Half of the product job is saying no to another tab or sidebar item, and folding a proven experiment in without killing it too early.

  1. Mike Krieger Works in Anthropic Labs; co-founder of Instagram half of the job is saying no to another thing in the sidebar or another tab or another thing and figuring out Can this be rolled in once we've proven it out but not killing it so early. Why Claude can’t be your PM (yet) | Anthropic CPO Panel (Lenny & Friends Summit, San Francisco, 10 September 2026)youtube.com · 10 Sept 2026 · 26:50 into the videoAll korrents from this video
    half of the job is saying no to another thing in the sidebar or another tab or another thing and figuring out Can this be rolled in once we've proven it out but not killing it so early.