Erik Erikson (1902-1994) is a psychologist most well known for his model on psychosocial development. Erikson’s focus on the social aspects of development, and the impacts of social influences on our development, differentiated his model from others and provided a framework that would progress the field of psychology for decades to come.  Erikson’s stages of development theory details eight distinct and consecutive stages one progresses through to develop a healthy sense of self.