Systems & Complexity

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.

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.

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.

The Amplification of Panic: The Bullwhip Effect and Supply Chain Volatility

A five percent shift in consumer demand stopped the world's car factories. The distortion happens on the way upstream — and it is entirely rational at every step.

Feedback Loops: Why Structure Beats Effort Every Time

A shower with a four-second lag will defeat anyone. The oscillation is a property of the loop, not the person — and most organisational dysfunction works exactly the same way.

The Illusion of Local Optima: The Theory of Constraints and Systems Bottlenecks

A factory running at 98% capacity can still fail to deliver. Optimising everything except the bottleneck is not progress — it is an expensive illusion.

Black Swan Events: The Model Was Never the Problem

Every observed swan was white until Australia. No amount of confirming evidence establishes a universal rule — and the most confident moment is often the one just before the record breaks.