This document discusses the mechanisms of socialization and personality development. It defines mechanisms as processes that regularly produce particular outcomes. It describes several mechanisms: 1) Mechanisms of learning, defense, and adjustment in personality development. Learning continues throughout life as people adapt. Defense and adjustment mechanisms deal with internal and external conflicts. 2) The mechanism of socialization is how roles and values are learned through reinforcement, inhibition, substitution, imitation, and identification. 3) Mechanisms of social control encourage conformity through rewards, punishments, and alternative opportunities. They maintain stability in social systems. Situational mechanisms further specify roles by learning culture, skills and tastes needed for adult roles. Socialization is a lifelong