* Part of telencephalon
* OUTER brain layer
* 2mm deep, 10-20bil neurons
* 5 lobes → EACH assoc. w/ MAIN sense → occipital, temporal, parietal, frontal, insular
* Transition zones b/w lobes coord / assoc. w/ BOTH senses → BETTER than 1 sense
* 6 layers → based on neuron type/struct & chara input/output
* Local categorization → based on localizing ftns → b/c MAIN senses of EACH lobe do NOT use WHOLE lobe → primary/secondary sensory/motor cortices, association cortex
* If based on cell type → B/F - 50 areas, NOW - 150-200 areas
* Contains corpus callosum