Homepage Testing Is Overrated: Evidence from 16 Homepage Experiments
16 homepage A/B tests exposed a 69% inconclusive rate — worse than any other page type. Data shows downstream pages win at 2x the rate.
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Writing · Lean Experiments
Revenue-First
Revenue-First
Experimentation
Practical A/B testing frameworks, behavioral science, and conversion optimization — for growth leaders responsible for revenue.
Why Your Pricing Page A/B Test Failed: Lessons from 13 Pricing Experiments
We ran 13 pricing page A/B tests with a 15% win rate. Here are the counterintuitive lessons about why pricing psychology fails in practice.
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Why 61% of A/B Tests Are Inconclusive — And Why That’s Exactly Right
Most A/B tests don't produce winners. Our data from 97 experiments reveals why a 61% inconclusive rate signals a rigorous program, not a broken one.
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The Social Proof Experiment That Failed: Why Evidence Beats Intuition
We ran 3 social proof A/B tests and got 0 winners. Here is why the most recommended conversion tactic failed and what actually works instead.
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Mobile vs. Desktop: 13 Experiments That Challenge Responsive Design Assumptions
Analysis of 13 mobile A/B tests reveals a 38% win rate, beating desktop. Learn why device-specific testing matters more than responsive design alone.
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Behavioral Science Claims vs. Experiment Reality: What Actually Moves the Needle
97 real A/B experiments tested behavioral science principles in the field.
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The Hidden Cost of Running Zero Experiments: A Business Economics Analysis
Most companies quantify testing costs but never calculate what NOT testing costs. The Experiment P&L framework reveals the true economics.
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Product Comparison Pages: 19 Experiments Reveal What Actually Converts
19 A/B tests on product comparison pages reveal layout structure beats content additions, attribute curation drives decisions, and interactive builders…
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CUPED Variance Reduction in A/B Testing, Explained
How CUPED uses pre-experiment data to cut A/B test duration by 20–50%, where it works (and where it doesn't), and how to start using it.
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A/B Testing in E-Commerce: Funnel Optimization That Actually Moves Revenue
A practical guide to A/B testing across the e-commerce funnel — from category pages to checkout.
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A/B Testing Segmentation: Why One-Size-Fits-All Results Are Lying to You
Learn why aggregate A/B test results hide the truth. Master segmentation analysis, understand heterogeneous treatment effects, and avoid the segment fishing trap.
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Canary Deployment vs A/B Testing: What's the Difference?
Canary releases, feature flags, and A/B tests solve different problems. When to use each — and why a 10% rollout is not an experiment.
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Political A/B Testing: What Campaign Optimization Teaches Product Teams
From Obama's $60M fundraising lift to modern campaign optimization, political A/B testing is a masterclass in high-stakes, time-constrained experimentation…
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The Tradeoffs of A/B Testing: When Testing Costs More Than It Teaches
A/B testing isn't free. Learn the real costs — opportunity cost, engineering resources, decision delay — and develop the judgment to know when shipping fast…
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A/B Testing for Product Pricing: How to Test Prices Without Alienating Customers
Learn how to test pricing without the ethical and brand risks of showing different prices to different users.
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A/B Testing on Social Platforms: Network Effects and Interference
Standard A/B testing breaks when users influence each other. Learn about interference, network effects, and how platforms like LinkedIn and Uber solve…
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A/B Testing vs. Multivariate Testing vs. Bandits: When to Use Each
A/B tests, multivariate tests, and bandit algorithms each solve different problems.
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Onboarding Personalization: Why One-Size-Fits-All Flows Lose 40% of Users
Generic onboarding flows force diverse users through identical experiences, losing those who don't see immediate relevance.
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Empty States as Conversion Tools: How to Design for Users Who Have Nothing Yet
Empty states are the most overlooked conversion opportunity in product design.
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The Role of Social Proof in Onboarding: When Other Users' Success Accelerates Yours
Social proof during onboarding transforms uncertain new users into confident adopters.
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The First 5 Minutes: Behavioral Design Patterns for Product Onboarding
The first 5 minutes of product usage determine whether users become power users or churned statistics.
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Progressive Onboarding: Why Teaching Everything Upfront Guarantees Failure
Front-loading your entire product's complexity into the first session is the fastest way to lose users.
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Time-to-Value Optimization: The Most Important Metric Most Teams Don't Measure
Time-to-value is the hidden variable that determines whether users activate or abandon.
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Habit Formation in Product Design: Creating Users Who Can't Imagine Life Without Your Product
The ultimate product goal is not just activation but habit formation. Learn how behavioral psychology's habit loop, variable rewards, and identity…
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