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Concept Formation in Ethical Theories: Dealing with Polar Predicates | JESP

jesp.org

How we define moral concepts may secretly sabotage ethical theories — and polar predicates reveal the hidden trap lurking inside response-dependence and constructivism alike.

Response-Dependence TheoryMoral ConstructivismConcept FormationMetaethics
Concept Formation in Ethical Theories: Dealing with Polar Predicates | JESP

Theory Briefing

  • Mark Alfano argues that 'polar predicates' — terms defined against their opposites — create dangerous conceptual traps in metaethics.
  • Response-dependence theories like Prinz's risk collapsing moral distinctions when concepts such as 'good' can't be defined without invoking 'bad'.
  • The article explores how concept formation choices silently constrain the logical coherence of entire ethical frameworks.