Actuality, Possibility, and Worlds

Actuality, Possibility and Worlds is an exploration of the Aristotelian account that sees possibilities as grounded in causal powers. On his way to that account, Pruss surveys a number of historical approaches and argues that logicist approaches to possibility are implausible.

The notion of possible worlds appears to be useful for many purposes, such as the analysis of counterfactuals or elucidatin...