| Psychology as a science is developing with close | | | | The common factor of all theories regarding |
| connection with other sciences, but the greatest | | | | psychological development is that the person is central |
| influence it suffers from is in sociological science. | | | | figure. The key elements that are prevalent along all |
| A person is product of his self and the manner by | | | | the theories are the importance of cognitive |
| which his environment affects him. In all theoretical | | | | development and perceptions and behavioral |
| models regarding the development of a personality, the | | | | orientation. Critical periods for psychological |
| conscious person is supposed to be motivated by | | | | developmental have been identified as early childhood |
| internal interactions within his person. These two levels | | | | and adolescence. However, there has been recent |
| of personality interact with his environment and affect | | | | debate regarding the development of the psychology |
| him individualistically developing his unique personality | | | | of a person into stages. Like the concept of normalcy, |
| and psychological identity. | | | | the stages of psychological development are now |
| Social theories are used to understand and explain the | | | | being studied whether they are to be used as |
| tendencies, patterns or movement of both individuals | | | | standards or guidelines. |
| and society based on the context of the social order | | | | One contention is that psychological development |
| they occur in. Socials only are able to explain aspects | | | | which encompasses the person: his biology, orientation |
| of behavior and may be difficult to apply in a | | | | and perception; and the world he moves in: the social |
| universally. A person’s psychological | | | | structure, norms, traditions, perceptions and |
| development may follow psychological models or | | | | environments. In this view, psychological development is |
| social behavior models but will vary greatly based on | | | | considered a lifetime interactive process that continues |
| the history, anthropology, economics, politics, theology | | | | and perpetuates itself during the lifetime of a person. |
| and biology of the person. | | | | |