Three myths from the language acquisition literature

Area of Science:

• Linguistics
• Developmental Psychology
• Cognitive Science

Background:

• Empiricist theories of language acquisition face challenges from popular, yet inaccurate, interpretations of foundational research.
• Assertions regarding parental reinforcement and negative evidence (corrective feedback) have been widely, but incorrectly, attributed to key studies.

Purpose of the Study:

• To re-examine and debunk three prevalent assertions that impede an empiricist approach to language acquisition.
• To clarify the actual claims made by Brown and Hanlon (1970) and Gold (1967) regarding language learning input.

Main Methods:

• Critical analysis of seminal works by Brown and Hanlon (1970) and Gold (1967).
• Review of empirical evidence on the roles of reinforcement and corrective feedback in child language acquisition.
• Discussion of the nature-nurture debate in language development.

Main Results:

• The study argues that Brown and Hanlon did not claim parents withhold reinforcement for grammaticality.
• It asserts that Brown and Hanlon did not claim parents fail to provide negative evidence for ungrammaticality.
• The paper contends that Gold's work did not present a formal proof that language acquisition is impossible without negative evidence.

Conclusions:

• Misinterpretations of key research have unfairly hindered empiricist models of language acquisition.
• Parental reinforcement and corrective feedback play a role in language development, contrary to popular assertions.
• A nuanced understanding of existing research supports the viability of empiricist and interactionist perspectives on language acquisition.