Working notes from product people

Ask the people who’ve done it.

A free, searchable library of 1,799 of the best product-management essays, podcast episodes and posts, from Lenny Rachitsky, Marty Cagan, Teresa Torres and seven others, that answers your questions with citations.

For PMs, founders and anyone building products

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Answers quote and cite the source notes

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Answers come from ten product leaders’ essays, podcasts and posts, not the open web.

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Each point carries a numbered citation that links to the note and to the original essay or episode.

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01 — Topics · the card catalogueBrowse by topic

Postfree essay or newsletter postPaidsubscriber post, summary onlyPodcastepisode with key learningsXpost on XHover a tag for the publication

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Open drawer · 06

Leadership & management

563 notes · 139 people · 2005–2026
The Beautiful Mess · John Cutler♥ 38

TBM 443: The Standard Setter

Oct 3, 2026

John Cutler introduces a leadership archetype he calls 'The Standard-Setter', a manager who is skilled at advancing their own career while misreading pressure as motivation. The core belief is that everyone has another…

@shreyas · Shreyas Doshi on X♥ 210
Something that’s changed rapidly in the past year: Product Managers who’ve historically viewed their role as “my main job is to execute” are finding it way harder to get hired at top companies than those who’ve viewed their role as “my main job is to make the product successful”
Lenny’s Podcast121 min

The grief, loneliness, and burnout sweeping through the tech industry right now

Molly Graham · Sep 27, 2026
Key learnings
  • Change is scary and hard, but leaning into it and letting go of old responsibilities is still the best way to grow, even as the…
  • Name the emotions change brings, including grief for lost craft; leaders who normalize these feelings help people feel less alone…
  • Treat AI like a lazy junior intern: give it context, review its output, and never ship its work unchecked, since accountability…
@lennysan · Lenny Rachitsky on X♥ 59
“If we truly believe that AI is changing how we work, then ICs should get paid more than managers, because an IC can drive more impact than a manager could in the pre-AI system.” — @ElenaVerna

02 — FrameworksModels, annotated.

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03 — PeopleWho wrote the notes.

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04 — QuestionsAnswered from the notes.

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Where notes come from

NewsletterLenny’s Newsletter110 free posts, with a longer excerpt.
Subscriber postsSummary only233 paid posts: our summary, at most two short quotes, and a link.
PodcastLenny’s Podcast323 episodes, each with 5–8 key learnings and timestamps.
EssaysSVPG · The Beautiful Mess499 essays from Marty Cagan and John Cutler.
Substack & blogsShreyas · Julie · Jason · Hiten577 essays and posts from independent writers.
XPosts on product66 posts, filtered for product relevance.