8769 | If someone has aphasia but can still play chess, they clearly have concepts [Geach] |
2529 | Maybe there can be non-conscious concepts (e.g. in bees) [Dennett] |
15699 | Prelinguistic infants acquire and use many categories [Gelman] |
11146 | People can formulate new concepts which are only named later [Margolis/Laurence] |