Constructivism definition by authors

What is constructivism according to Alexander Wendt?
Alexander Wendt calls two increasingly accepted basic tenets of constructivism "that the structures of human association are determined primarily by shared ideas rather than material forces, and that the identities and interests of purposive actors are constructed by these shared ideas rather than given by nature." .
What is constructivism according to Jean Piaget?
Piaget rejected the idea that learning was the passive assimilation of given knowledge.
Instead, he proposed that learning is a dynamic process comprising successive stages of adaption to reality during which learners actively construct knowledge by creating and testing their own theories of the world (1968, 8)..
What is the definition of constructivism by John Dewey?
Dewey believed that learning should be interactive and that students should be encouraged to explore and discover new information on their own.
This approach to education is aligned with constructivism, which emphasizes the active role of the learner in the learning process..

What is constructivism according to Alexander Wendt?