Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
This is a theory proposed by Erik Erikson that outlines eight stages of development from infancy to adulthood. Each stage presents a crisis or conflict which, when resolved, leads to psychosocial growth.