The Evolution of Developmental Psychology

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The Evolution of Developmental Psychology
Jennifer Haag
Walden’s University
Lifespan Development
September 9, 2012

Over the course of history, many scholars and researchers have discovered the evolution of developmental psychology. However, there are certain people throughout the course of history who have made more significant process in shedding light on developmental psychology as it is known today. The three best known theorists that helped people understand, or at least consider psychology, were Sigmund Freud, Erik Erikson, and Jean Piaget. These three men were able to develop and test theories that formed the modern idea of psychology. Without the vital research and theories, one might never have understood the inner workings of the mind and how nurturance, nature, and other factors affect a personality over time. Using research methods such as observation, correlational design, and several other methods, researchers are able to put together a bigger picture of developmental psychology. With research comes responsibility; a responsibility to protect the rights of those who are researched. Therefore, there is an ethics policy designed by the federal government that researchers are not supposed to violate. Psychology is an ever evolving unit and is something that will always change as life goes on.

Sigmund Freud, Erik Erikson, and Jean Piaget are some of the best known psychological researchers ever known. Freud contributed several theories and had many followers of his teachings. One of his theories is the psychosexual theory. This theory emphasizes how parents manage their child’s sexual and aggressive drives in the first few years are crucial for healthy personality development (Berk, 2010). Even though the theory may be somewhat controversial, it is one that contributes to the evolutional development theory by suggesting that something that happens in childhood helps to form the adult. Erikson believed that there were significant...
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