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Sociocultural Theory 

The work of Lev Vygotsky (1934, 1978) has become the foundation of much research and theory in cognitive development over the past several decades, particularly what has become known as sociocultural theory.

Vygotsky’s theory comprises concepts such as culture-specific tools, private speech, and the zone of proximal development.

Vygotsky believed cognitive development is influenced by cultural and social factors. He emphasized the role of social interaction in the development of mental abilities e.g., speech and reasoning in children.

Vygotsky strongly believed that community plays a central role in the process of “making meaning.”

Cognitive development is a socially mediated process in which children acquire cultural values, beliefs, and problem-solving strategies through collaborative dialogues with more knowledgeable members of society.

The more knowledgeable other (MKO) is someone who has a higher level of ability or greater understanding than the learner regarding a particular task, process, or concept.

The MKO can be a teacher, parent, coach, or even a peer who provides guidance and modeling to enable the child to learn skills within their zone of proximal development (the gap between what a child can do independently and what they can achieve with guidance).

The interactions with more knowledgeable others significantly increase not only the quantity of information and the number of skills a child develops, but also affects the development of higher-order mental functions such as formal reasoning. Vygotsky argued that higher mental abilities could only develop through interaction with more advanced others.

According to Vygotsky, adults in society foster children’s cognitive development by engaging them in challenging and meaningful activities. Adults convey to children how their culture interprets and responds to the world.

They show the meaning they attach to objects, events, and experiences. They provide the child with what to think (the knowledge) and how to think (the processes, the tools to think with).

Vygotsky’s theory encourages collaborative and cooperative learning between children and teachers or peers. Scaffolding and reciprocal teaching are effective educational strategies based on Vygotsky’s ideas.

Scaffolding involves the teacher providing support structures to help students master skills just beyond their current level. In reciprocal teaching, teachers and students take turns leading discussions using strategies like summarizing and clarifying. Both scaffolding and reciprocal teaching emphasize the shared construction of knowledge, in line with Vygotsky’s views.

Vygotsky highlighted the importance of language in cognitive development. Inner speech is used for mental reasoning, and external speech is used to converse with others.

These operations occur separately. Indeed, before age two, a child employs words socially; they possess no internal language.

Once thought and language merge, however, the social language is internalized and assists the child with their reasoning. Thus, the social environment is ingrained within the child’s learning.