Many theories researchers came up with, have looked at personality development that include: cognitive, social, and moral development. Jean Piaget’s stages of cognitive development studied the way a child thinks in comparison to an adult, however, some aspects of his theory have been criticized. Piaget explained development as stages, and other researchers would say development is continuous. He also failed to consider social, and cultural aspects that influence cognitive development. Sigmund Freud is another researcher who developed, the stages of psychosexual development, and the structural model of personality. The psychosexual development theory that focuses on how social relationships influence personality throughout life. Freud’s second theory describes the id, ego, and superego and how these three aspects affect an individual’s behavior. However, his theories were based on his work with troubled adults and he never worked with children and seemed to focus more on sexuality. His theories did not include environmental, social and cultural factors that impact an individual’s personality. Another researcher by the name of Erik Erickson developed the stages of psychosocial development theory. This theory does consider the social relationships in the development of personality throughout life but, this does not completely explain …show more content…
Temperament is described as the usual mood a person responds to the environment (Lecture). Temperament is influenced by genetics however, the environment is also an important factor when describing development. The way an individual interacts with the environment affects the experience. Infants or children do not act the same way to an environment. According to Goldsmith, Buss, Lemery (1997) and Goldsmith et al., (1999) home environments sibling share influence children’s temperament. As children grow up, the experiences in the home environment affect each child in the family differently. When more children are born, the family dynamics change. Birth order affects social and personality development in a different way for each child. The journal article I did for my poster by Dixon, Reyes, Leppert, and Pappas (2007) discussed personalities in families of six or more and how much of birth order contributes to their personality. Of the family of six children the youngest child and the youngest three were the most extroverted than the other siblings. This shows that the youngest child and the youngest three have a sense of sociability, where they want to be heard and gain attention from others because of the family size. Children develop a sense of self, an understanding of their emotions, and have an understanding of the environment which interacts with the development of the