The Denial Vote: What 71% of a Tokyo Tech Audience Missed About AI
At SusHi Tech Tokyo 2026, a tech-aware audience voted 71-29 that AI won't replace human workers.
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Make Growth Decisions
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Know what to test, when to trust the result, and what to do next. Practical guides for analysts, growth teams, and founders.
The Empty Bags: How Jo Malone Built a Luxury Brand on $0 by Exploiting Behavioral Residue
Jo Malone had no marketing budget and a single Bergdorf Goodman pop-up.
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Four Products, Not Forty: How Steve Jobs Saved Apple by Killing 70% of Its Inventory
In 1997, Apple was 90 days from bankruptcy. Steve Jobs walked to a whiteboard, drew a 2x2 grid, put one product in each box, and killed everything else.
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The Chivas Regal Effect: How a Dying Scotch Brand Saved Itself by Doubling Its Price
In the late 1940s, Chivas Regal was dying. Sam Bronfman doubled the price instead of cutting it — and saved the brand.
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The 1.8-Second Window: How Netflix Built a $270 Billion Business on Your Attention to a Thumbnail
Netflix users spend 1.8 seconds evaluating each thumbnail before moving on. The entire $270B business is built around winning that 1.8-second window.
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The Labor Illusion: Why Showing Customers Your Work Makes Them Value It More Than the Work Itself
The progress bar on Kayak that says 'Searching 137 airlines...' is fake. The search completed in 50 milliseconds.
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Authority, Parasocial, Halo: How Nike Stacked Three Behavioral Biases to Build a $165 Billion Brand
Nike didn't win sports by accident. They built a $165B brand by stacking three well-documented behavioral biases — Authority Bias (Milgram, 1961)…
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The Skinner Owl: How Duolingo Industrialized B.F. Skinner's Habit Research at 21 Million Users a Day
B.F. Skinner's 1957 pigeon experiments on variable reinforcement built every slot machine in Las Vegas.
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The Overconfidence Trap: How Kmart Lost a War to Walmart Before Walmart Was Big Enough to Win One
In 1980, Kmart was ten times bigger than Walmart. By 2002 Kmart was bankrupt.
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Goodhart's Law and the Cobra: Why Every Reward System Eventually Gets Gamed
When a measure becomes a target, it stops being a useful measure. The Cobra Effect is the most colorful illustration of Goodhart's Law — but Wells Fargo's…
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Five Words That Sell: The Behavioral Economics Research That Should Rewrite Your Marketing Copy
Most marketing copy is bad in ways that are research-documented. Present tense beats past tense (Packard, Berger, Boghrati 2023).
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The Pratfall Effect: How Domino's Apologized Its Way Out of a $1.6 Billion Brand Crisis
In 2009, two Domino's employees nearly destroyed the brand with a viral YouTube video. CEO J.
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Why Your Brain Hates Open Loops: The 1927 Berlin Restaurant That Reshaped Modern Product Design
In 1927, a Russian psychology student watched German waiters in a Berlin restaurant and noticed something strange.
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Three Things, Not Sixteen: The Stanford Framework That Replaces Every 'Cognitive Biases' List in Marketing
Most behavioral economics blogs give you a list of 17 cognitive biases ruining your conversion rate. The real number is three.
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The Gruen Transfer: How a Socialist Architect Accidentally Built the Original Manipulation Machine
Victor Gruen designed the world's first enclosed shopping mall, then spent fifteen years trying to disown it.
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The Two Selves: Why You Remember Vacations Differently Than You Lived Them
The single most important paper in modern behavioral economics is about colonoscopies.
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The Veblen Vodka: How Sidney Frank Sold $2 Billion of Status by Making Vodka More Expensive
In 1996, an American who didn't speak French and didn't drink vodka set out to build the world's most expensive vodka brand.
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The Experiment Layer Is Moving Closer to the Money
Something interesting happened quietly in a recent ad platform API release: experiment statistics got pulled directly into the same reporting layer as
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Statistical Significance Is Not the Finish Line
Most teams treat the moment a test hits significance like a gun going off at the end of a race. The experiment reaches p<0.
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How to Write A/B Test Hypotheses That Pass the Falsifiability Test
Most stakeholder-submitted hypotheses describe a goal ("make X clearer") instead of an intervention.
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The Test-Everything Trap: Why Running More Experiments Doesn't Mean Learning More
There's a moment in most experimentation programs when volume becomes the goal. The team hits a rhythm. The tooling is set up.
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The 5-Element Diagnostic Checklist Every New Testing Team Should Standardize
A bare point estimate is uninterpretable. This guide walks through the 5 elements that should appear on every test readout — power analysis, MDE, confidence…
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5 A/B Testing Mistakes That Derail New CRO Teams (And How to Avoid Each One)
Five statistical mistakes that derail new DTC testing teams, with practical checks for sample size, peeking, metrics, and interpretation.
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How to Read CRO Case Studies as a New Analyst (A Practical Reading Guide)
A five-step method for learning from CRO case studies without mistaking curated success stories for representative evidence.
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