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Essentialism

From λ LUMENWARD

Essentialism

Type Metaphysical position
Field Metaphysics
Core idea View that entities have properties that are essential to what they are
Assumptions Some properties are necessary to identity; not all properties are accidental
Status Contested
Related Necessity; Contingency; Identity; Modality


Essentialism is a metaphysical position holding that entities possess certain properties that are essential to their identity. An essential property is one that an entity must have in order to be the kind of thing it is, as opposed to accidental properties, which it may gain or lose without ceasing to exist as that entity.

Essentialism plays a central role in debates about identity, necessity, and modality.

Core idea

At its core, essentialism maintains that some features of an entity are not contingent. These features define what the entity is and constrain how it can vary across possible circumstances.

Without such essential features, distinctions between kinds or identities would collapse.

Essential and accidental properties

Essential properties are contrasted with accidental properties. An accidental property is one that an entity has contingently, meaning it could have been otherwise while remaining the same entity.

This distinction underlies many metaphysical classifications.

Essentialism and modality

Essential properties are typically understood as properties an entity has necessarily. Across all admissible alternatives in which the entity exists, its essential properties remain fixed.

This links essentialism closely to necessity and possible worlds reasoning.

Essentialism and identity

Essentialism provides criteria for identity over time and across possible circumstances. Identity conditions often appeal to what cannot change without loss of identity.

Different theories propose different essential features for different kinds of entities.

Kinds and classification

Essentialism is often applied to natural kinds, such as biological species or chemical substances. On these views, kind membership depends on underlying essential properties rather than superficial characteristics.

Critics question whether such essences can be clearly identified.

Essentialism in science

In science, essentialist assumptions may appear in discussions of classification, taxonomy, and explanation. Some scientific explanations appeal to inherent structures or properties.

However, modern science also emphasizes variation and contingency, creating tension with strong essentialist views.

Criticisms

Critics of essentialism argue that it overstates the fixity of identity and underestimates the role of context, history, or convention. Others question whether essential properties can be known or specified.

These critiques motivate more flexible or anti-essentialist approaches.

Moderate and minimal essentialism

Some philosophers defend restricted forms of essentialism, applying it only to certain entities or properties. These views aim to preserve explanatory utility without strong metaphysical commitments.

Moderate essentialism attempts to balance stability and variation.

Essentialism and explanation

Essentialist explanations appeal to what something is in explaining why it behaves as it does. Such explanations contrast with causal or historical accounts that focus on contingent processes.

The legitimacy of essentialist explanation is debated.

Limits and disagreement

There is no consensus on essentialism. Disagreement persists over which entities have essences, what those essences consist in, and how they relate to scientific practice.

These disagreements reflect broader metaphysical divisions.

Status

Essentialism is a central but contested position in metaphysics. Its analysis clarifies how identity, necessity, and classification are structured and how stability is reconciled with change.