5min chapter

Cautionary Tales with Tim Harford cover image

The Final Illusion of the Great Lafayette

Cautionary Tales with Tim Harford

CHAPTER

The Public Address System in an Emergency

After the tragedy at King's Cross, researchers gathered in Newcastle. They chose Monument Metro station because it resembles a simplified version of King's Cross. Two sets of escalators that each carry passengers into the same central concourse. If one is blocked, the bottom of the other can be reached by a staircase. The staff did their best, but they had no training, no plan to follow. Nobody thought to make any announcements at all. Might that have helped? Researchers decided to investigate. We'll hear what they found after the break.

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