Where SCM meets data science and AI.
Real-world methods for supply chain and operations management professionals who want to go beyond Excel — with reproducible code, realistic datasets, and techniques you can apply today.
Newest Entries
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AI Model Distillation, Explained: The Compression Trick Behind the $589 Billion Monday
A single Chinese app knocked $589 billion off Nvidia in one day. The trick…
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I Raced Amazon’s Forecasting AI Against a 66-Year-Old Formula. The Formula Won.
I put Amazon’s zero-shot forecasting AI against five classical models on 148 real retail…
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Does Your Forecast Beat a Sticky Note? The Placebo Test for Demand Planning
Your forecast has exactly one job: beat a sticky note that says ‘same as last year.’ Most don’t. Here’s the placebo test that proves it.
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GLM-5.2 and the Benchmark Trap: How One Score Becomes Two Headlines
A Chinese open-weight model just topped the leaderboards and undercut GPT-5.5 on price by 7x. Then the benchmark tables started disagreeing with each other.
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The Algorithm and the Skunk Works: It’s Latency, Not Size, That Kills Innovation
Kelly Johnson built jets in a tent in 143 days. Sixty years later Elon Musk landed rockets with almost the same rulebook. Neither copied the other, and the reason rewrites what we think kills innovation.
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Designing Loops That Prompt Your Agents: The Shift From Prompts to Loops
A plain-English recap of Ray Amjad’s video on the prompts-to-loops shift: what a loop actually is, how inner and outer loops fit together, and how to keep them from drowning you in slop.
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Sole Source: The $900k Median Problem Your Dual-Source Checkbox Won’t Fix
The dual-source flag teams buy to feel safe moves the median cost of a disruption about $44k. In the wrong direction. The dependency nobody flags moves it $474k.
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The Resilience Ladder: Why the Things You Buy to Feel Safe Don’t Save You
I pulled 3,000 disruptions to find what separates firms that survive a shock from firms that bleed. The dual-source checkbox wasn’t it.
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I Gave an AI Agent the Reorder Button: It Rebuilt the Bullwhip in 250 Days
An AI agent with the reorder button hit ~100% fill rate and looked like a star. Then I measured what it dumped on its suppliers.
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Four Masters, One Boardroom: A 2,500-Year Operating System for Strategy
Four dead strategists, one boardroom, roughly 2,500 years of canon. Here is the four-layer model that stacks them, and the verified reading list to build it yourself.