According to the received tradition, the language used to to refer to natural kinds in scientific discourse remains stable even as theories about these kinds ar

Essentialism--roughly, the view that natural kinds have discrete essences, generating truths that are necessary but knowable only a posteriori--is an increasing

In Concepts, Kinds, and Cognitive Development, Frank C. Keil provides a coherent account of how concepts and word meanings develop in children, adding to our un

New in paperback-- A transformative book on the way we think about the nature of concepts and the relations between language and thought.