Unconscious part of the mind present at birth. Focuses on self and expects immediategratification. If too overpowering, it can produce a selfish personality. The id's focus on immediategratification
Superego - morality principle
Forms between 3-6years. Arises through identification with same-sexparent. Internalised sense of right and wrong (conscience) based on parental values. If too overpowering, it can produce an anxiouspersonality or feelings of guilt.
Ego - reality principle
Rational and conscious part of the mind that forms from 18 months and 3 years. Balances the demands to reduceconflict between id and superego using defencemechanisms. The ego's use of defencemechanisms to balance the demands of the id and superego