The study of human growth and development has included many theories over the years. From the well known theories such as cognitive development theory to the lesser known theories such as the systems theory, they all have their strong points in some areas but lack in others. Psychosocial development theory attempts to include the biological, behavioral and social aspects of human development so as not to leave any areas out of consideration. The psychosocial theory is very useful when applied generally to the various stages of development, but the psychosocial theory is even more useful when supplemented with other theories of development that divulge into specificity. PS 121 Core Assessment
Human development is a very broad term. Development may mean how a person grows biologically, but it may also means how a person grows mentally. Development may also mean how a person matures as an individual, living and assimilating in into the various aspects of society. Psychosocial theory attempts to understand how people develop by studying all three of these dimensions of human development. That is to say, the psychosocial approach looks at the biological, psychological and social components that affect how individuals generally develop throughout the course of their lives.
The psychosocial theory has been expanded throughout the years. It may be argued that Freud is the originator of psychosocial theory, even though he did not call his theories that. Freud is most commonly known for the work he did in psychology relating to the sexual nature of people; sexual stages that everyone must go through in order to become a fully developed individual. Erikson essentially expanded on the sexual components of development. He added additional stages that one would pass through after the stages of sexual development that Freud theorizes have been realized (Newman & Newman, 2012, p. 65). Newman and...