Systems & Complexity

Antifragility: The Things That Get Better When You Drop Them

We label parcels 'fragile' but have no word for the opposite — not strong, which survives shocks unchanged, but something that improves because of them. Your muscles are the everyday example.

Emergence: The Traffic Jam That Nobody Caused

You drive through a ten-minute jam and past no accident. The jam was real, it moved backwards down the road, and no car was it. A great deal of the world is built this way.

Every System Is Either Amplifying or Correcting Itself

Almost nothing in a complex system stays still. It's either spiraling toward more of itself, or being pulled back toward balance.

Fixing the Wrong Part of a System Is Worse Than Fixing Nothing

Optimizing anything that isn't the bottleneck doesn't just fail to help — it can quietly make the bottleneck worse.

Just-In-Time: The Buffer Was Hiding Something

Cutting inventory frees a lot of cash. The original reason for cutting it was different — stock conceals late suppliers and broken machines, and removing it forces them into view.

The Bullwhip Effect: A Small Change at the Till, a Crisis at the Factory

Car plants stopped worldwide for want of cheap chips, and consumer demand had barely moved. Each tier adds a little caution to what it received, and the additions compound.

The Events That Break Every Model Are the Ones the Model Never Considered

The most consequential events in history weren't hard to predict because they were complex. They were hard to predict because nobody thought to look.