Like iron, zinc is not as easily absorbed from plant sources as it is from animal products. Cheese is a good option if you eat dairy products. Plant sources of zinc include whole grains, soy products, legumes, nuts and wheat germ.
Vygotskyâs Social Development Theory. Vygotskyâs Social Development Theory is the work of Russian psychologist Lev Vygotsky (1896-1934), who lived during Russian Revolution. Vygotskyâs work was largely unkown to the West until it was published in 1962.Vygotskyâs 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).
He is often known as the âMozart of Psychologyâ because, just like the famous composer, Vygotsky came up with several different theories in a short span of time, demonstrating his ingenuity. However, his life was cut short by tuberculosis and he died at the age of 38 leaving many of his theories incomplete.