Zygotsky, Lev 1896-1934
"the Mozart of psychology" At age 17, nicknamed, "The little professor." University of Moscow.
"A genius. After more than half of acentury in science, noone even approaches his incredible analytical ability and foresight in psychological construction theory." Alexander Lurra
Paradigm of Contructivism...
...asserts that meaning is constructed by the subject rather than existing externally and waiting to be discovered. (Piaget, Brunner fellow theorists) (meaning, constructed, subject, externally, discovered )
ZPD (Zone of Proximal Development)
...defines those functions that have not yet matured but are in the process of maturation, "buds that will become fruits".
The distance between independent developmental level and actual developmental level via COLLABORATION.