Concepts
The irreducible epistemic atoms underlying the curriculum. 4,828 atoms across 8 types
Axiomphilosophical
Linguistic Structuring of Thought
Language and verbal labels actively structure and constrain the boundaries of deliberate thought, where assigning labels to concepts changes how those concepts are cognitively processed and what distinctions become salient.
2 lessonslinguistic-relativityconceptual-structuresapir-whorf
Axiomempirical
Graded Category Membership Structure
Categories have internal structure with graded membership along a spectrum of typicality rather than binary definitional boundaries.
4 lessonscategorizationprototype-theorytypicality
Axiomempirical
Flexible Context-Dependent Categorization
Human conceptual structure is a flexible context-dependent system that can simultaneously organize entities along multiple dimensions and construct ad hoc categories on the fly to serve current goals, cutting across stable taxonomies.
1 lessoncategorizationcognitive-flexibilityconceptual-structure