"
This man pioneered an approach to the study of cultural development which relies on analyzingwhen "higher psychical functions" appeared and is deemed "cultural-historical psychology." One ofhis works posits a simultaneous and antithetic development of external speech and "inner speech." Inanother work, he explained that (*) young children use "pivots," or items which enable them to beginseparating the idea of an object from the physical object. A major theory of this author of Thought andLanguage was expanded on by Jerome Brunner, who added the idea of gradually changing the amount ofinstructional support, or "scaffolding." For 10 points, identify this theorist of a breachable gap betweenactual and potential child competence called the "zone of proximal development," who was a Sovietpsychologist.
This man pioneered an approach to the study of cultural development which relies on analyzingwhen "higher psychical functions" appeared and is deemed "cultural-historical psychology.
Lev Semyonovich Vygotsky