Lenny’s NewsletterAug 19, 2025
Aug 19, 2025 · 20 min
Subscriber post — summary onlyAishwarya Reganti and Kiriti Badam introduce the Continuous Calibration/Continuous Development (CC/CD) framework for building AI products. They argue AI systems are non-deterministic and require negotiating a tradeoff…
Product Talk · Teresa TorresJun 11, 2026
Jun 11, 2026
“Listen to this episode on: Spotify | Apple Podcasts What do you do when off-the-shelf moderation scores aren't good enough—and the alternative is paying human contractors to spend their days reviewing traumatizing content at scale? In this episode of Just Now Possible, Teresa Torres talks with Nikki”
Product Talk · Teresa TorresJul 12, 2017
Jul 12, 2017 · 27 min
Teresa Torres argues that many product teams believe they already practice discovery, but they run interviews, usability tests, and A/B tests too infrequently and mostly to validate decisions already made. She defines…
Lenny’s Newsletter · Free post♥ 181
Mar 28, 2023 · 15 min
Kyle Poyar argues that product-led growth (PLG) only works economically if customer acquisition cost stays near zero, roughly under $1 per unique website visitor. Using OpenView benchmark funnel math, he shows that a…
Product Talk · Teresa TorresDec 4, 2025
Dec 4, 2025
This podcast episode follows Perk, a company that eliminates 'shadow work' like travel booking, as its team built a voice AI agent that calls hotels to verify virtual credit card payments. The project grew from a…
Product Talk · Teresa TorresNov 21, 2011
Nov 21, 2011 · 6 min
Teresa Torres argues that product teams routinely build on untested assumptions, treating hopes as facts, and that this risks building something nobody wants. Using an imagined Caltrain commuter app, she shows how to…
Product Talk · Teresa TorresDec 1, 2021
Dec 1, 2021 · 10 min
This Product Talk edition profiles how the Collaboration Group at 99designs, a two-sided design marketplace owned by Vistaprint, is building a continuous discovery practice. Senior PM Matt Richmond and his team treated…
Product Talk · Teresa TorresJan 17, 2024
Jan 17, 2024 · 8 min
This Product in Practice case study follows Kranthi Kiran, founder of ThoughtFlow, a collaboration tool combining visual mind mapping with data modeling. It opens by framing the risk founders face when they start from…
Product Talk · Teresa TorresOct 16, 2025
Oct 16, 2025
This podcast episode features three leaders from Neople, a company building 'digital coworkers' that automate work such as customer support, invoice processing, and drafting emails. The conversation traces how Neople…
Product Talk · Teresa TorresAug 20, 2025
Aug 20, 2025 · 26 min
Teresa Torres recounts a 90-day, self-directed journey building her first AI product, an Interview Coach that gives feedback on customer interviews, which she built while recovering from a broken ankle. She argues that…
Product Talk · Teresa TorresSep 16, 2026
Sep 16, 2026 · 20 min
Teresa Torres describes a three-week investigation prompted by a beta customer's complaint that an AI-generated opportunity solution tree had too many flat, unstructured opportunities under one parent. She built…
Product Talk · Teresa TorresOct 18, 2023
Oct 18, 2023 · 19 min
Teresa Torres argues that product teams should regularly test the underlying assumptions behind their ideas rather than whole solutions, so they can compare options quickly and drop weak ones early. She explains that an…
Product Talk · Teresa TorresSep 18, 2024
Sep 18, 2024 · 3 min
Teresa Torres announces a second run of the Continuous Discovery Habits (CDH) Benchmark Survey, aimed at measuring how many product teams have adopted a continuous cadence to discovery work. She argues that the…
Lenny’s Newsletter♥ 25
Nov 2, 2021 · 7 min
Subscriber post — summary onlyThis post is mostly a promotional announcement for a part-time PM course aimed at early-career product managers, with a reader Q&A in the middle. The core advice in the Q&A explains how to move from a generalist PM role…
Product Talk · Teresa TorresApr 3, 2024
Apr 3, 2024 · 15 min
Teresa Torres argues that product teams often misuse customer interviews by spending time evaluating solution ideas, which yields unreliable feedback because people overestimate their future behavior. Interviews are…
Product Talk · Teresa TorresJan 2, 2014
Jan 2, 2014 · 5 min
Teresa Torres shares the personal productivity, reading, product-building, and collaboration tools she relies on as a product manager, startup builder, and graduate student. She opens with a caveat that she once…
SVPG · Marty CaganSep 1, 2020
Sep 1, 2020 · 3 min
Marty Cagan, who popularized the term product discovery, clarifies a common confusion: learning is valuable, but the real goal of discovery is to gain insights, which are learnings a team can act on. He explains that…
Product Talk · Teresa TorresJan 3, 2024
Jan 3, 2024 · 12 min
This case study follows Mike Donovan, SVP of Product at Sauce Labs, who credits a Product Discovery Fundamentals course with reshaping how his team works. Moving away from a feature factory where sales passed requests…
Lenny’s Newsletter♥ 44
Jul 14, 2020 · 14 min
Subscriber post — summary onlyA guest-written post in which an SEO leader lays out a strategy for an early-stage company to compete with entrenched incumbents: build many valuable, templated pages targeting long-tail keywords, using proprietary…
Product Talk · Teresa TorresMar 16, 2022
Mar 16, 2022 · 7 min
Teresa Torres argues that effective product teams should pair two discovery activities every week: continuous customer interviewing to find opportunities, and assumption testing to evaluate solutions. Visualizing this…
Product Talk · Teresa TorresFeb 10, 2021
Feb 10, 2021 · 35 min
Teresa Torres and Hope Gurion, both discovery coaches, argue that there is no single correct way to do product discovery, because every company, team, and customer base differs. Instead of prescribing one method, they…
Product Talk · Teresa TorresSep 4, 2012
Sep 4, 2012 · 4 min
Teresa Torres, drawing on her experience screening and interviewing product managers, outlines the most common mistakes candidates make. She argues that product management is not about personal opinion alone, that…
Product Talk · Teresa TorresMay 4, 2022
May 4, 2022 · 7 min
This Tools of the Trade installment profiles Steve Cheshire, a PM at Pendo, to show how one team runs continuous discovery with a practical tech stack. The core argument is that there is no single correct toolset; the…
Product Talk · Teresa TorresApr 21, 2021
Apr 21, 2021 · 20 min
Teresa Torres argues that product teams should bring justice, equity, diversity, and inclusion (JEDI) principles into continuous discovery, since products often encode existing social biases (e.g., pulse oximeters…