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
Unofficial · not affiliated with any author · every note links to the original
TL;DR Marty Cagan argues AI changes product work in two distinct ways: adding AI to a product, and using AI to change how the product is built2.
Answers come from ten product leaders’ essays, podcasts and posts, not the open web.
Each point carries a numbered citation that links to the note and to the original essay or episode.
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“Yesterday I wrote about a free event we were throwing which cost $100 to attend, but the full $100 was refunded at the door if you showed up. I said I'd share the results. Ok, so the event was this morning. It went incredibly well. Here are those results: 55 people paid $100 to attend. 50 of those people showed…”
Jason Fried describes an experiment for a free in-person Basecamp event in Chicago: attendees pay a $100 refundable deposit at registration and get the cash back at the door if they show up. The problem is that free…
To the founder who can suddenly build almost anything Product marketing is about to matter a lot more. Software has become dramatically cheaper to make. A small team can ship in weeks what used to take a much larger team months. AI can help with research, design, code, support,
Teresa Torres interviews the founders and CTO of Snapbar, a 14-year-old company that started as a wedding photo booth business, pivoted to a virtual product when COVID eliminated its events, and then rebuilt itself…
AI can tell you why you lost a deal even when it has no idea. I asked Claude why Linear is losing deals to Jira. All it had was public web research. There were no buyer interviews, call notes, or deal records behind the answer. Claude still gave me reasons. With the win/loss
Most often discussed by Claire Vo. See all 130 notes →
Writer of Lenny's Newsletter and host of Lenny's Podcast.
Product discovery coach, author of Continuous Discovery Habits; writes Product Talk.
Founder of Silicon Valley Product Group (SVPG) and author of Inspired, Empowered and Transformed.
Co-founder of Crazy Egg, KISSmetrics and FYI; writes about product, SaaS and customer research.
Product leader (Stripe, Twitter, Google, Yahoo) and advisor known for frameworks on product sense and…
Co-founder and CEO of 37signals (Basecamp, HEY), co-author of Rework and Shape Up's home company.
Author of Escaping the Build Trap, founder of Produx Labs and Product Institute.
Former VP of Product Design at Facebook, author of The Making of a Manager; writes The Looking Glass.
Product sense is a learnable skill, not a fixed gift, and the sources agree on building it through deliberate immersion in customers and products. Jules Walter argues it…
Read the answer →Q:The sources agree that a product strategy is your plan for making the product vision real, not a feature list or a spec. Start by deciding what matters most and being…
Read the answer →Q:An empowered product team is a cross-functional team given problems to solve rather than features to build, and held accountable for outcomes. Marty Cagan defines it by…
Read the answer →Q:A startup should raise its prices earlier and more often than most teams do, because founders tend to underprice and rarely revisit price. Patrick Campbell puts it…
Read the answer →Q:Great product managers, per these sources, are judged by business outcomes and value/viability ownership rather than feature output or backlog administration. Marty…
Read the answer →Q:The sources agree that the North Star Metric is tied to strategy rather than being just a dashboard number. Lenny Rachitsky frames it as your strategy, and his guide…
Read the answer →