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Lifespan Development Research Paper

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The major principles of a lifespan development theory are: Freuds' psychoanalytic theory, Erikson's psychosocial theory, Piaget's theory of cognitive development, and Vygotsky's socialcultural theory. Each theory in particular showcases different aspects of a persons' experience while growing up in life from a young age to adulthood. Freuds' theory believes that unconsciousness is what determines someone’s personality and behavior. This is just one example, as each given theory deals with something of different. If we take the psychoscial theory and put it beside the psychoanalytic theory: The difference is easy to spot. Eriksons' theory deals more with others where as Freuds' deals with ourself. With Piaget's theory, it is more drawn to the

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