Zone of Proximal Development Theory
Catherine Garvey
Noam Chomsky
Lev Vygotsky
Deborah Tannen
The Critical Period Hypothesis
Skinner
Chomsky
Lenneburg
S.B.Heath
Language Acquisition Device Theory
Howard Giles
Jean Aitchison
Behaviourist Theory
Vygotsky
Bruner
Social Interactionist Theory
Bruner & Vygotsky
Skinner & Bruner
Chomsky & Vygotsky
Nativist Theory
Chomsky & Lenneburg
Vygotsky & Bruner