what are lev vygotskys theories stages
Vygotskyâs Social Development Theory. Vygotskyâs Social Development Theory is the work of Russian psychologist Lev Vygotsky (1896-1934), who lived during Russian Revolution. Vygotskyâs work was largely unkown to the West until it was published in 1962.Vygotskyâs theory is one of the foundations of constructivism.It asserts three major themes:ummary: Social Development Theory argues that social interaction precedes development; consciousness and cognition are the end product of socialization and social behavior. Originator: Lev Vygotsky (1896-1934).