Why do people stop near subway maps even when they know the route?
Certainty feels stronger when it is checked one more time.
People stop near subway maps because they want to reduce uncertainty before committing to the next step. The hidden mechanism is reassurance seeking.
Many passengers already know their route when they stop at a subway map.
The hidden mechanism is reassurance seeking. People often verify familiar information when the cost of being wrong feels larger than the cost of checking.
People think maps give directions. Often, they give permission to move without doubt.
