Noam Chomsky's claim that ordinary speakers possess complex structures of linguistic knowledge was a trigger for the cognitive revolution in the mid-20th century. This and an associated claim, that linguistics is essentially in the business of rendering such knowledge explicit, have been the target of an evolving series of sceptical objections ever since.

Noam Chomsky's claim that ordinary speakers possess complex structures of linguistic knowledge was a trigger for the cognitive revolution in the mid-20th century. This and an associated claim, that linguistics is essentially in the business of rendering such knowledge explicit, have been the target of an evolving series of sceptical objections ever since.