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The hotel bathroom puzzle

In his wonderful book The Evolution of Useful Things, the author and civil engineer Henry Petroski shares one of the most famous case studies in the history of design: Before it was destroyed by fi…

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Hasnain says:

“It’s a lovely solution—so much so, in fact, that Caplan’s book puts it into its own subtitle: Why There Are No Locks on the Bathroom Doors in the Hotel Louis XIV. And at the heart of the answer lies a subtle change in the way the problem is understood. Other measures, like putting up a sign, focused on the idea that both doors had to have locks, when the lock is really just an interim solution to the underlying problem, rather than the problem itself. As Petroski puts it: “The basic design objective is to achieve privacy for whoever might be using the bathroom.” And once the problem is phrased in such a way as to leave locks out of the equation entirely, you’re that much closer to figuring out how to address it.”

Posted on 2018-07-15T04:19:15+0000