Combining Texts

All the ideas for 'Actualism and Thisness', 'Human Freedom and Divine choice' and 'Natural Kinds and Biological Realism'

expand these ideas     |    start again     |     specify just one area for these texts

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5 ideas

9. Objects / A. Existence of Objects / 5. Individuation / d. Individuation by haecceity

16463

Adams says actual things have haecceities, but not things that only might exist [Adams,RM, by Stalnaker]

9. Objects / D. Essence of Objects / 7. Essence and Necessity / a. Essence as necessary properties

13083

The essence is the necessary properties, and the concept includes what is contingent [Leibniz]

26. Natural Theory / B. Natural Kinds / 1. Natural Kinds

17371

Some kinds are very explanatory, but others less so, and some not at all [Devitt]

27. Natural Reality / G. Biology / 5. Species

17372

The higher categories are not natural kinds, so the Linnaean hierarchy should be given up [Devitt]

17373

Species pluralism says there are several good accounts of what a species is [Devitt]