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Single Idea 9491

[filed under theme 10. Modality / E. Possible worlds / 3. Transworld Objects / d. Haecceitism ]

Full Idea

The core of haecceitism is the view that the transworld identity of particulars does not supervene on their qualitative features. ...The simplest expression of it is that particulars lack essential properties.

Clarification

'Haec' is Latin for 'that'

Gist of Idea

Haecceitism says identity is independent of qualities and without essence

Source

Alexander Bird (Nature's Metaphysics [2007], 4.2.1)

Book Ref

Bird,Alexander: 'Nature's Metaphysics' [OUP 2007], p.71


A Reaction

This seems to be something the 'bare substratum' account of substance (associated with Locke). You are left with the difficulty of how to individuate an instance of the haecceity, as opposed to the bundle of properties attached to it.


The 16 ideas with the same theme [indistinguishable worlds might still have different objects]:

Leibniz is some form of haecceitist [Leibniz, by Cover/O'Leary-Hawthorne]
Two objects may only differ in being different [Wittgenstein]
Adams says anti-haecceitism reduces all thisness to suchness [Adams,RM, by Stalnaker]
Haecceitism may or may not involve some logical connection to essence [Adams,RM, by Mackie,P]
Moderate Haecceitism says transworld identities are primitive, but connected to qualities [Adams,RM]
'Haecceitism' says that sameness or difference of individuals is independent of appearances [Kaplan]
'Haecceitism' is common thisness under dissimilarity, or distinct thisnesses under resemblance [Kaplan]
If quantification into modal contexts is legitimate, that seems to imply some form of haecceitism [Kaplan]
Anti-haecceitism says there is no more to an individual than meeting some qualitative conditions [Stalnaker]
Extreme haecceitists could say I might have been a poached egg, but it is too remote to consider [Lewis, by Mackie,P]
Haecceitism implies de re differences but qualitative identity [Lewis]
Extreme haecceitism says you might possibly be a poached egg [Lewis]
Haecceitism attributes to each individual a primitive identity or thisness [Forbes,G]
We believe in thisnesses, because we reject bizarre possibilities as not being about that individual [Forbes,G]
Haecceitism says identity is independent of qualities and without essence [Bird]
The theory of 'haecceitism' does not need commitment to individual haecceities [Mackie,P]