Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual differences | Personality | Philosophy | Social |
Methods | Statistics | Clinical | Educational | Industrial | Professional items | World psychology |

Cognitive Psychology: Attention · Learning · Memory · Motivation · Perception · Thinking

Intellect or intellectual competence is the immeasurable and notional variable that intelligence tests attempt to measure. It is conceptual distinct from intelligence which is logically defined as what intelligence tests do measure.