It is doubtful that penis envy is a typical developmental phenomenon. What are Freud's 5 stages of psychosexual development? Created with Sketch. Freud theorized that during development ...

Psychologist Erik Erikson created the eight stages of psychosocial development in the 1950s. Similar to Freud's theory of psychosexual development, Erikson's theory posits that there are distinct ...

Erikson's stage theory of psychosocial development generated interest and research on human development through the lifespan. An ego psychologist who studied with Anna Freud, Erikson expanded ...