Articles & Insights
Where leaders come to think
The thinking behind great product decisions, strong teams, and standout careers.
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31+ Killer Salary Negotiation Email Templates
This guest post from Christine Ko, my co-author for our new salary negotiation book.
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Decode and Conquer: The PM Interview Book MBA Students Recommend
Got an email recently that made my day.
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The Lewis C. Lin Question Bank Hits 3,300 Real PM Interview Questions
The largest free collection of product management interview questions just got bigger.
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The Hidden Cost of AI Speed
Siddhant Khare, who builds AI agent infrastructure at scale, wrote something that stopped me cold:
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The Margin Migration: Why Software Profits Don't Disappear—They Move
Software margins will compress. The question is where the money goes when they do.
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TROPIC: A Powerful Framework for Diagnosing Changes in Product Metrics
I've seen countless frameworks come and go. But there's one that I keep coming back to time and time again: the TROPIC framework. It's a game-changer for produc…
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See the Real Software Market—Not the One Vendors Want You to See
Ramp Rate cuts through vendor marketing noise with hard data from 3 million real procurement transactions.
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What Are Data Exfiltration Attacks on AI? A Plain English Guide
If you're using AI assistants to help with your emails, documents, or tasks, you need to know about data exfiltration attacks through prompt injection.
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How Decode and Conquer and Mock Interview Practice Landed a Dream Job in 60 Days
Aman Goyal, a 26-year-old AI product manager, was laid off in September with a 90-day visa deadline. Find a new job or leave the US.
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15 Meta PM Interview Questions Every Candidate Must Prepare For (2026)
Have an upcoming Meta PM interview? I'm Lewis Lin, author of Decode and Conquer, and I've analyzed thousands of interview questions to identify the 15 that come…
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VITAL in the Wild: How Decode and Conquer’s Metrics Framework Holds Up in Real Product Work
Spotted in the wild - a thoughtful breakdown of my VITAL framework (featured in Decode and Conquer 5th edition) by product manager Ankita Sayal.
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A Carnegie Mellon MBA’s Note on Decode and Conquer’s Lasting Impact
Moments like this remind me why I wrote Decode and Conquer.