Stage Theorists

Definition

Stage theorists are psychologists who propose that development occurs in distinct stages, with each stage representing a unique set of behaviors and characteristics.

Related terms

Jean Piaget:

A renowned stage theorist known for his theory of cognitive development. He proposed that children progress through four stages of cognitive development: sensorimotor, preoperational, concrete operational, and formal operational.

Erik Erikson:

Another influential stage theorist who focused on psychosocial development. He suggested that individuals go through eight stages throughout their lifespan, each involving a specific developmental task or crisis to resolve.

Lawrence Kohlberg:

A stage theorist who developed a theory of moral development. According to Kohlberg's theory, individuals progress through six stages of moral reasoning as they mature morally.