We offer an evolutionary model of the emergence of concepts of salience through similarity-based learning. When an individual faces a new decision problem, she chooses an action that she perceives as similar to actions that, when chosen in similar previous problems, led to favourable outcomes....

This paper develops Lewis's theory of conventions to show that the spontaneous emergence of conventions depends on shared conceptions of salience. It offers a reconstruction of a mode of reasoning that is compatible with the emergence of conventions, and argues that such reasoning is...

This paper develops Lewis's theory of conventions to show that the spontaneous emergence of conventions depends on shared conceptions of salience. It offers a reconstruction of a mode of reasoning that is compatible with the emergence of conventions, and argues that such reasoning is...