As we understand them, dispositions are relatively uncontroversial 'predicatory' properties had by objects disposed in certain ways. By contrast, powers are hypothetical 'ontic' properties posited in order to explain dispositional behaviour. This Element analyses dispositions and how they might metaphysically explain laws of nature and modality.

"As we understand them, dispositions are relatively uncontroversial 'predicatory' properties had by objects disposed in certain ways. By contrast, powers are hypothetical 'ontic' properties posited in order to explain dispositional behaviour. Section 1 outlines this distinction in more detail. Section 2 offers a summary of the issues surrounding analysis of dispositions and various strategies in contemporary literature to address them, including one of our own. Section 3 describes some of the important questions facing the metaphysics of powers, including why they are worth positing and how they might metaphysically explain laws of nature and modality"--