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    Carmelics

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    LoyalLoyalJusticeJustice
    Made withinDC&Austin
    Statements
    321,452
    Perspectives
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    Topics
    42
    Home/Original/inverse
    See Original
    Inverse View

    It is not the case that Originating from a particular gamete pair is only a partial essence of a person, not a full essence.

    ?Set your confidence on the premises below to see your aggregate.

    Reasons For

    1 perspective
    Reason for
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    • 1.A full essence must be both necessary and sufficient for being the individual in question.
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    • 2.A monozygotic twin originates from the same gamete pair as the person yet is a numerically distinct individual.
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    • 3.Therefore, originating from a particular gamete pair is not sufficient to identify a unique individual.
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    Reasons Against

    2 perspectives
    Reason against 1 of 2
    ?
    • 1.Kripke's essentialism in Naming and Necessity identifies origin as fixing reference without implying origin alone constitutes a complete individual essence.
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    • 2.A full individual essence requires haecceity—a primitive thisness distinct from any qualitative or causal-historical property, as Plantinga argues in The Nature of Necessity.
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    • 3.Gametic origin is a necessary but non-sufficient condition precisely because haecceity cannot be reduced to relational-causal facts about biological origin.
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    Reason against 2 of 2
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    • 1.The monozygotic twin case demonstrates that biological origin individuates a kind of person-stage, not a numerically unique person, vindicating the partial-essence reading.
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    • 2.Parfit's reductionism in Reasons and Persons entails personal identity supervenes on physical and psychological continuity, making gametic origin merely one contributor among several individuating factors.
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    • 3.A partial essence contributes necessary conditions to individuation without exhausting them, which is fully coherent on any multi-factor account of personal identity.
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