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The Customers Who Walked Away

Forty-two killer questions that survived years of testing, and the three places to aim them.

AI generated image of a customer walking out of a consumer electronics store

I Wore a Red Badge Inside the NSA. Here's What Happened.

I mastered probabilistic thinking in my algorithm. Then made every wrong bet with my business.

I Wore a Red Badge Inside the NSA. Here's What Happened.

The Six Words That Killed Quibi

Same Skill, Opposite Outcomes: How Jeffrey Katzenberg Built an Empire and Lost a Billion

The Six Words That Killed Quibi

Kroger Copied HP's Innovation Playbook Perfectly. It Failed Anyway.

The invisible reasoning error that cost 18 months—and why you're probably making it right now

Kroger Copied HP's Innovation Playbook Perfectly. It Failed Anyway.

I Told the Department of Education Their Graduates Were Useless

The room went silent. But I'd been watching this crisis unfold for decades—starting on a factory floor in 1981

I Told the Department of Education Their Graduates Were Useless

Why the People Who Disagree with You Are Your Secret Weapon

How intelligent opposition transforms your thinking from weak assumptions into rigorous reasoning—and why most people avoid this advantage entirely.

Why the People Who Disagree with You Are Your Secret Weapon