Lenny’s Newsletter♥ 19
Mar 9, 2021 · 5 min
Subscriber post — summary onlyLenny Rachitsky compiles informal Twitter poll results on the software tools product, design, analytics, research, and data teams rely on, plus what early-stage founders buy first and spend most on. The post separates…
Product Talk · Teresa TorresOct 20, 2021
Oct 20, 2021 · 10 min
“Continuous discovery is about changing your behavior. That’s why Teresa named her book Continuous Discovery Habits. You don’t just think your way into continuous discovery. Sure, it’s important to understand the underlying concepts. But the concepts don’t mean much if you’re not making real changes”
Substack · Shreyas Doshi♥ 35
Dec 26, 2025
Shreyas Doshi argues that peer-reviewed studies on human psychology and behavior are often over-trusted by smart people. Such research typically reports averages and correlations across populations, which says little…
Product Talk · Teresa TorresJan 13, 2014
Jan 13, 2014 · 9 min
Teresa Torres walks through a worked example of a clear product vision using her side project GratiGrams, a service for sharing specific appreciation with others. She shows how a vision statement, mission, core values…
Product Talk · Teresa TorresOct 11, 2023
Oct 11, 2023 · 9 min
Teresa Torres argues that good continuous discovery depends on first surfacing the hidden assumptions behind each idea, since teams can't test beliefs they haven't named. She proposes five assumption categories…
Product Talk · Teresa TorresSep 27, 2012
Sep 27, 2012 · 3 min
Teresa Torres argues that acceptance criteria are often the missing piece of a user story, and that they determine when a story is ready for release. She contends that criteria should be written from the end-user's…
Product Talk · Teresa TorresDec 7, 2022
Dec 7, 2022 · 16 min
Teresa Torres argues that customer interviews are among the most valuable and sustainable ways for product teams to learn about customers, creating a compounding competitive advantage. She separates true customer…
Product Talk · Teresa TorresApr 6, 2026
Apr 6, 2026 · 8 min
This book club reading guide introduces Chapter 5 of Continuous Discovery Habits, focused on continuous customer interviewing. Teresa Torres argues that product trios should interview customers on a weekly cadence…
Product Talk · Teresa TorresFeb 25, 2025
Feb 25, 2025
Teresa Torres and Petra Wille discuss a trend on LinkedIn of generating Opportunity Solution Trees with AI, including tools that promise instant user insights from synthetic personas. They argue that product teams…
Product Talk · Teresa TorresSep 25, 2012
Sep 25, 2012 · 4 min
Teresa Torres argues that user story prioritization is a balancing act rather than a formula. She suggests first setting high-level priorities through themes, then ranking stories within each theme by expected impact…
SVPG · Marty CaganMar 4, 2020
Mar 4, 2020 · 3 min
Once leaders assign a problem to a product team, they must also signal how ambitious the team should be in its discovery work. Cagan frames objectives as bets that spread risk across a portfolio, ranging from low-risk…
Product Talk · Teresa TorresSep 25, 2025
Sep 25, 2025
This episode of Just Now Possible features the eSpark team discussing how they built Teacher Assistant, an AI feature that helps K–5 teachers align eSpark's supplemental lessons with district-mandated core curricula…
Product Talk · Teresa TorresJun 1, 2022
Jun 1, 2022 · 7 min
Teresa Torres's continuous-discovery practice depends on interviewing customers every week, but finding participants is the hardest part and often blocks the habit. This Product in Practice piece profiles Dan Clem at…
Product Talk · Teresa TorresNov 13, 2025
Nov 13, 2025
This episode of a product podcast walks through how Xelix built an AI Helpdesk for accounts payable teams, which often receive over a thousand vendor emails daily. The product turns that inbox noise into structured…
Product Talk · Teresa TorresNov 20, 2025
Nov 20, 2025
Teresa Torres interviews the founders of Rest, a startup that built a voice-first AI sleep coach grounded in Cognitive Behavioral Therapy for Insomnia (CBTI). The team began by noticing that users of their podcast app…
Product Talk · Teresa TorresOct 6, 2021
Oct 6, 2021 · 8 min
Teresa Torres responds to Hope Gurion's proposal to add customer segments to opportunity solution trees, arguing that the tool should stay simple and focused on a single product outcome. She disagrees with two of Hope's…
Product Talk · Teresa TorresMar 2, 2022
Mar 2, 2022 · 8 min
Teresa Torres argues that frequent, consistent customer interviews are a keystone habit of continuous discovery, since they make other discovery habits easier to adopt. She addresses who to interview: early on, anyone…
Lenny’s NewsletterAug 13, 2024
Aug 13, 2024 · 9 min
Subscriber post — summary onlyAn interview-style episode with Marily Nika, an AI product leader, on how product managers can use AI in their work and build AI-powered products. She covers practical ChatGPT prompts, when to build versus buy models…
Lenny’s NewsletterAug 6, 2024
Aug 6, 2024 · 6 min
Subscriber post — summary onlyA paid newsletter post summarizing Lenny Rachitsky's podcast conversation with SEO expert Ethan Smith. It explains the three main types of SEO, contrasts contextual and navigational internal links, and argues that…
SVPG · Marty CaganNov 30, 2005
Nov 30, 2005 · 4 min
Marty Cagan argues that strong project management is a hidden driver of successful product organizations, using eBay's Lynn Reedy as the example. He contends that project management is distinct from product management…
Product Talk · Teresa TorresNov 13, 2012
Nov 13, 2012
Teresa Torres argues that elaborate bug-management systems, with endless triage meetings and debates over priority and severity, waste product teams' time. She sorts bugs into three buckets: those that must interrupt…
Product Talk · Teresa TorresFeb 1, 2023
Feb 1, 2023 · 3 min
Teresa Torres argues that opportunity mapping, the first step of building an opportunity solution tree, breaks down when teams generate opportunities from memory, which produces vague, unactionable ideas. Actionable…
SVPG · Marty CaganAug 20, 2012
Aug 20, 2012 · 3 min
Marty Cagan argues that product teams doing discovery often move far too slowly, risking wasted time and money on unvalidated ideas. He distinguishes time-boxing (fixed work period followed by reflection) from…
Product Talk · Teresa TorresNov 6, 2025
Nov 6, 2025
This episode of a product podcast features Incident.io's founding engineer Lawrence Jones and AI product lead Ed Dean discussing how their team is building an AI SRE that helps diagnose and respond to production…