Erik Erikson described development that occurs throughout the lifespan. Learn more in this chart summarizing Erikson's stages of psychosocial development. Feeding Children develop a . Oct 16,  · Erikson’s theory outlines 8 stages of psychosocial development from infancy to late adulthood. At each stage, individuals face a conflict between two opposing states that shapes. His developmental stages were based on his philosophy that: (1) the world gets bigger as we go along and (2) failure is cumula