Map is Not the Territory

QUOTE

George Box once said…

“All models are wrong, but some are useful”

(British statistician)

CONCEPT

Map is Not the Territory

The Map is Not the Territory is a principle reminding us that our representations of reality—mental models, theories, beliefs, plans—are not the same as reality itself.

The map is a simplified, edited version of the terrain. Useful, sure, but never complete.

Danger arises when we forget our maps are maps, when we mistake our model of a situation for the situation itself. This leads to navigating toward cliffs that our map simply didn’t include.

STORY

Unsinkable … or Unthinkable?

The Titanic's maiden voyage had been planned and executed according to a set of assumptions so confidently held that almost no one thought to question them.

White Star Line had designed the ship with a double-hulled bottom and sixteen watertight compartments—a configuration their engineers believed made the vessel effectively unsinkable.

That belief was based on legitimate calculation. The map, by every measure available to its makers, was accurate. What the map didn't show was the specific geometry of an iceberg collision at speed.

The watertight compartments were designed to contain flooding if a small number of them were breached. But the iceberg didn't breach a small number. It scraped along 300 feet of the hull, buckling plates and opening five compartments simultaneously—one more than the ship's design could survive.

The margin between the map and the territory was exactly one compartment wide.

And we all know what happened next.