Game theory shows how people crowd on trains at rush hour

Using a combination of game theory and the physics of complex systems, it’s possible to model the behaviour of a rush hour commuter crowd

Physics 31 January 2022

rail commuters

Commuters on a platform in Madrid

Europa Press via Getty Images

A game theory-inspired model shows how the areas around train doors become crowded at rush hour. The model could eventually be used as a tool for designing safer public venues.

When two parties interact, such as countries vying for resources or prize winners deciding how to split their winnings, the situation can be modelled using game theory, which assumes both parties make rational, strategic decisions.

Thibault Bonnemain at Northumbria University in Newcastle upon Tyne, UK, and his colleagues used a combination of game theory …

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