ELI5: Explain Like I'm 5

Signaling game

Imagine you and your friend want to play a game, but you both have different goals. You want to play hide-and-seek, while your friend wants to play tag.

To communicate your preferences, you both use signals. For example, you could smile and point to a hiding spot to signal that you want to play hide-and-seek, while your friend could run around and tag you to signal they want to play tag.

This is similar to how animals communicate in the wild. They use signals to convey information to each other, such as whether they are a friend or a foe, or whether they want to mate or fight.

In a signaling game, players use signals to communicate their preferences or intentions. These signals can be honest, meaning they accurately represent the player's intentions, or they can be deceptive, meaning they mislead the other player.

For example, a bird might puff up its feathers and sing loudly to attract a mate, but if it is already in a relationship, it might signal to other birds that it is already taken.

By understanding and interpreting these signals correctly, both players can achieve their preferred outcome in the game. However, if one player misinterprets or ignores the signals, they may end up with an outcome they didn't want.

Overall, a signaling game is a fun and interactive way for players to communicate and achieve their goals through signals and interpretation.