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Ideas of Anjan Chakravarrty, by Text

[Canadian, fl. 2007, Professor at the University of Toronto.]

2012 Inessential Aristotle: Powers without Essences
1 p.4 Explanation of causal phenomena concerns essential kinds - but also lack of them
2 p.4 Some kinds, such as electrons, have essences, but 'cluster kinds' do not
2 p.4 A kind essence is the necessary and sufficient properties for membership of a class
2 p.6 Cluster kinds are explained simply by sharing some properties, not by an 'essence'
3 p.9 Powers give explanations, without being necessary for some class membership
3 p.10 Many causal laws do not refer to kinds, but only to properties